Roberts spent on this one.. That's still less than the typical 60,000 to 65,000 psi of comparable modern rifle cartridges. shoulder angle to 20 degrees and paved the way to full BT bullet, BC .459, MV 2700 f.p.s. Manchester, Vermont, I found a brochure at the counter highlighting the at 2,599 fps. In naming the cartridge, Remington gave proper credit to its inventor by calling it the .257 Roberts. I'd Google up guard screw torque for M77 UL and see what they say. My example is a Federal Premium .243 Winchester load with a 100 grain soft point spitzer bullet. The current SAAMI spec for the .257 Roberts Maximum Average Pressure (MAP) is 54,000 psi. The procedure for determining the EKR of a particular cartridge and load is fairly simple and is most easily explained by an example. That old gun shot lights out. 117 gr round nose seated to near the rifleing. While I personally would choose a heavier bullet weight for hunting deer, I know several hunters that use this bullet on coyotes and mule deer with great success. The wildcat became the .25 Roberts, honoring its lead developer, Maj. Ned H. Roberts, a well-known outdoor writer and experimenter. More importantly, the cartridge was specified for a mild maximum average pressure (MAP) of 45,000 CUP (a bad move). The only other significant option for anyone wanting a new rifle chambered for the cartridge is to order a semi-custom Shaw Mark VII bolt action. The UL version of the ruger. High Praise for the .257 Roberts For several years he played with them. In discussions about the Roberts, the one theme I around .465) is an excellent choice. Others may find that it lacks the stopping power necessary for large game animals or that it produces too much recoil for comfortable shooting. The only difference is that the 257 Roberts+P has a slightly higher pressure limit. When it comes to sizing, I prepare all cases as if I was going Through careful load development, its performance and versatility can be significantly increased. Functionally, ammomakers slightly beefed-up the Roberts case walls near the head. I ve used a 25/06 for over 30 years and love it, but i keep it right at 3000-2920 with Sierra 117. A Swarovski 3-9x 36mm variable scope was used. For primers, stick to standard brands. latter powder had not been used for quite a while, it was included. this number for consistency. Interlock RN, MV 2350 f.p.s. YUGOSLAVIAN SKS RIFLE REVIEWS: THE PROS AND CONS OF THIS SOVIET-ERA WEAPON, This div height required for enabling the sticky sidebar, 2022 Yestactical.com We are a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for us to earn fees by linking to Amazon.com and affiliated sites. broke at 3.25 pounds right out of the box. ), 200 yard KPS = 17.7 (Energy = 1371 ft. ), SD .226, A = .0745 sq. Straight-wall cartridges are surging in the whitetail world. Ultimately, it is important to choose a caliber that you are comfortable with and that you feel confident will be effective for the game you plan to pursue. So far, Boddington's Dakota .257 Roberts produces its best groups with Remington 100-grain round-nose Core-Lokt, not the most ideal hunting load for a flat-shooting cartridge. But do you know how to properly use them? In Speers lab we saw a velocity increase of from 90 to 150 fps over non-+P pressures using a 115-grain bullet. Would have to assume its 10. of energy at 100 yards. The 257 Roberts has a relatively flat trajectory and produces very little recoil. If you really get in a The best evidence of this is recent legislation. The company needed a modern product for the increasingly popular bolt-action rifles. Accubond or 120 gr. well in the Roberts. Find the cartridge pleasant to shoot and depending on the rifle very accurate for me. The .250 Ackley Improved was developed by Parker Otto Ackley, P.O. Just remember that at those distances, even the smallest mistake can mean missing your target entirely. Loaded with 87 grain and lighter bullets, it serves well for dispatching large varmints and small predators. Noted gun and cartridge experimenter The .257 Roberts was designed in the 1920s when wildcatter Ned Roberts started to do experiments on the .257 caliber cartridges. Basic components for the .257 Roberts are generally easy to find. Ultimately, it is important to select a caliber that meets your individual needs and preferences. Some of our partners may process your data as a part of their legitimate business interest without asking for consent. concept. the Roberts (starting in 1975) in the Model 77 and later, the Ruger No. Velocity is important to the extent that it imparts kinetic energy to a bullet of given size and weight. The 243 Roberts is a great cartridge for deer hunting. A nearly 6-degree difference in shoulder angle should complicate, if not prevent, chambering and firing commercial ammo in the wildcat chamber. better under a .25-caliber bullet if the case capacity matched closely Functionally, ammomakers slightly beefed-up the Roberts case walls near the head. These cartridges were highly touted by Warren Page, the Shooting Editor at Field & Stream magazine, and appeared to be ballistically superior to the .257 Roberts. Never had an accuracy issue with mine. This is a standard 100 grain .243 Winchester factory load at a MV of 2960 f.p.s. We and our partners use data for Personalised ads and content, ad and content measurement, audience insights and product development. I noted the Effective Killing Range of the load. The consent submitted will only be used for data processing originating from this website. . The .257 Roberts was announced in 1928 as a wildcat based on the 7mm Mauser case. Reasonable shipping cost. Id also suggest carefully cleaning the bore, Ive seen several rifles with copper fouled bores that shot like crap before having the bores cleaned ,shoot far smaller groups once cleaned carefully. The 257 Roberts typically uses bullets ranging from 75 to 120 grains and has a muzzle velocity of around 3,000 fps. It seemed that the company was testing acceptance of such a reissued Bullet weight is implicit in the KPS formula, because bullet weight is included in computing sectional density. Its the ultimate showdown of hunting rifles 257 Roberts vs 243. For comparison, the .30-06 has a MAP of 60,000 psi. It became quite popular; however, just 21 years after being officially introduced, the .243 Winchester appeared and competed very effectively as a dual-purpose cartridge and ultimately became more popular. To find this range, I generated a trajectory table for the load, using 5 yard range increments. (Commercial manufacture Remington Model 722 and 700, Winchester Model 54 and 70, Mauser Model 98 and Mannlicher-Schoenauer bolt action rifles in good condition should be fine. Browning did the same in its BLRs. My purpose here is to propose (or plead for) a resurrection of the .257 Roberts as a significant choice for hunters who want a capable, yet mild shooting, rifle for pursuing deer and similar size game. Should have kept that one and played with it some more. Handloading the Roberts unleashes its full potential. Perhaps if the .257 would have originally been loaded to its full potential, it would have posed notably greater competition for the .243 Winchester. Well, okay, maybe. Regardless, it remains popular today and is an excellent choice for hunters. is 5.8 inches, a 1.25-inch difference. He also decreased the shoulder angle to 15-degrees and trimmed the case neck a bit. Since this was my first time out West for antelope, The downside to the 257 Roberts is that it is not widely available. lbs. Federal has created a safer, easier and more reliable way to shoot a muzzleloader. I sold the first one long before I discovered that a 100 grain TSX would shoot MOA groups in the MKII - but nothing else would! However, many rifles will permit handloaders to seat bullets to longer overall lengths to increase accuracy. It remains a popular choice among hunters and shooters alike. in.) The 257 Ackley Improved is another popular option among hunters. started turning out rifles in .25 Roberts but with the case extended For varmint shooters and coyote hunters, the Hornady 75-grain V-MAX is explosive and accurate. The preceding history/background is necessary to understand the distinction between the original .257 Roberts cartridge and its later variant called the ".257 Roberts +P." Will have to check on twist. I have a tang safety M77 in the Roberts, and mine is very accurate. The point is that KPS and Effective Killing Range can be very useful tools for shooters who want to evaluate the killing performance of different cartridges and loads. The .257 Roberts is a fine deer cartridge that offers long barrel life, accuracy, moderate recoil and muzzle report. Most shooters can accurately shoot a 243 out to about 300 yards. .257 Load #1: Nosler Custom, 115 gr. Subscribe and Read More Or Login Previous Article: .357 Remington Maximum Next Article: In The Black history in cartridge development. Browning/USRAC also did a limited run of the Model 70 XTR in .257 Roberts. Phil Sharpe seemed to favor the .257 Roberts and IMR-4064 powder with a I know of one 257 that could shoot cloverleafs at 100Yds. Whenever a load has a KPS = 15 range that is longer than its MPBR, I call the EKR of the load as being equal to its MPBR range. For these reasons, factory load velocities from the test rifle cannot be referenced or compared with the accompanying handloading data. from Benchmark to IMR-7828. Simply put, the Effective Killing Range (EKR) of a given cartridge/load is the distance at which the bullet has enough killing power (i.e., an adequate KPS value) to dependably dispatch a particular size/type of game animal (assuming a vital area hit). they do not come in around 2.223 inches, they are trimmed back to meet I for one limit my long-range shooting to 300 From the .243s that I have had experience with, they seem to be more forgiving when it comes to bullet weight/configuration and accuracy. of the Model 70. Note that the HITS calculator uses 100 yard impact velocity as an input variable. 1 in .257. After some reflection and data crunching, I decided that a KPS of 15 is a reasonable and realistic baseline killing power value for hunting deer and similar game with a conventional 150 grain FP or RN .30-30 load. Whitetail hunting strategies for the next generation. Despite the .257s ardent following, theres a reason its not as commonly chambered as other cartridges. 100 grain flatbase MAY be ok. New Ruger. Beyond that, the trajectory of the bullet starts to drop off sharply, making it more difficult to hit your target. Available in different sizes and red dot ready, it'll fit your needs, whatever they are. We and our partners use cookies to Store and/or access information on a device. Flat shooting, low recoil, accurate, and deadly., Texas hunting guide Floyd Parr told us hes taken a wide variety of animals with the .257, including elk, whitetail, antelope, hog, black bear, axis deer, sika deer, fallow deer, and blackbuck. HITS scores at 100 yards for the .257 loads are 718 (Load #1), 773 (Load #2) and 772 (Load #3). Lighter and tougher and more precise than ever, it's the perfect back country hunting rifle. The .257 Roberts is popular, and most large ammunition companies offer +P loads. The action is extremely strong. This translates to an effective killing range of 175 to 180 yards. I cant think of any situation in By the early 1960s, most manufacturers had discontinued chambering rifles for the Roberts, as demand for the .243 grew like wildfire. It should also be noted that this data is intended for rifles built with a SAAMI specification chamber, so it might be problematic in rifles with a wildcat chamber. (20 inch bbl. : 3,453 3,671 Press. Since we have looked at the short answer, we can look in depth at each cartridge like . bullets. For hunters wanting deep penetration, the Barnes 80- and 100-grain Tipped Triple Shock X-Bullet and Hornady 90-grain GMX are proven choices. How to Buy a .257 Roberts Townsend Whelen mentioned in one of his many books: I think Mikey Hartman, Lt. Col. Federals custom-loaded .257 Roberts +P, for example, uses a 110-grain bullet which exits the barrel at 3,000 fps. The 87 grain bullet is a good choice for varmint hunting, while the 100 grain bullet is a better choice for deer hunting. From the trajectory table, I recorded muzzle energy and energy at 100 yards and other relevant distances. of energy with an 8-pound rifle, a .270 Win. The hunt would take place just north So, which one is the best? : Doubletap 100 gr. Hornady 117-grain Spire Point bullets loaded over 42.0 grains of H-4350 Joseph Von Benedikt shows his custom 500 and how well it shoots. It is arguably the perfect deer-sized cartridge. In a couple of cases I have known a little faster powder makes a difference. Theyre looking for the right combination of power, size, and recoil for the target animal, and that middle ground is where the .257 shines (Goldilocks, remember?). bullets were seated to the recommended overall loaded length of 2.780 117-grain Hornady boat-tail Spire Points rounded out the selection. The cartridge is also capable of taking down large game animals such as elk and moose. The result means that the KPS of the load in question will be equal to 15.0 at the range where the energy of the bullet falls to 1339 ft. lbs. Also have a 257 AI, watch your cases with that RL 17 load you are using. I have had real good luck and accuracy with both IMR and H 4831. Our Sitemap. As this article is written, our nation is in the midst of COVID-19, political unrest, rioting, etc., all of which has resulted in ammunition shortages. The hottest commercial .243 Winchester load I can find is quoted as driving a 100 grain bullet at a muzzle velocity (MV) of 3120 f.p.s. I surmise that development of the +P cartridge variant was an attempt to boost performance of the cartridge to velocity levels that would look better against the fast .243s. The 257 Roberts is typically loaded with bullets weighing between 55 and 120 grains. Partition, elk could also be on the menu! lbs. I experimented with calculating HITS values for other ranges and impact velocities for several cartridge loads, but quickly discovered that the resulting scores followed an erratic pattern and in some cases did not make sense. That's a valid reason to demand extreme accuracyand it's amazing how many of today's basic, inexpensive factory rifles deliver. Handloaded with 85- to 90-grain varmint bullets, the Roberts is as comfortable shooting spring varmints as it is hunting deer. The attributes credited to the Long Ranger check many boxes regarding the desirable features of a deer rifle. In the last few decades of the 20th century, a reintroduction of .257 Roberts rifles from some majors let younger generations discover this venerable cartridge. the .257 Roberts - A nice combination cartridge that's low recoil and works on most game from varmint to elk. By comparison, the fastest heavy bullet .257 Roberts factory load (Hornady Superformance) drives a 117 grain bullet at 2946 f.p.s. The .257 Roberts remains a very popular rifle/cartridge combination for hunters throughout the country. Anyone who disagrees with the baseline KPS I used here may change the analysis to use any cartridge, load and ballistic parameters they feel accurately reflect effective killing power and range, for deer or other game. . MPBR and zero distances are rounded to the nearest five yards. For hunting it has quite acceptable accuracy, but from benchrest my better barreled 257R rifles outshoot it. It is also noteworthy that monolithic bullets heavier than 100 grains, such as the Barnes 115-grain Triple Shock X-Bullet, will require barrels with a faster twist than the standard 1:10 that is standard on most guns chambered in .257. Joseph Von Benedikt is with Rafe Nielsen of Browning to take a look at a new X-Bolt series rifle. It is a very capable cartridge for hunting medium sized Class 2 game when loaded with 115 - 120 grain bullets. So, I thought, what better than a timeless classic, the .257 Roberts? By 1934, Remington legitimized the wildcat by offering rifles and factory ammunition; however, the company made several changes, including returning the shoulder angle to the 20 degrees found on the parent 7mm Mauser case. Modern .25-caliber 100-grain hunting bullets are a great choice. I am shooting a 20" suppressed Ruger Hawkeye chambered in 257 Roberts. .257 Roberts: Propellant: Accurate 2700, Accurate 3100, Accurate 4350, Alliant Reloder-16, . Assuming a field ready weight (rifle, scope, sling and cartridge load) of 8.5 pounds, the recoil of the Long Ranger rifle would fall between 9.0 and 10.0 ft. lbs. (The explanation of these indexes is abbreviated here, but is more fully discussed in the Appendix.). However, for milder cartridges, such as the .30-30 Winchester, there are range limits beyond which the effectiveness of vital area hits become questionable. from a 24 inch barrel. Anyone who thinks there's two sides to everything hasn't met a Mbius strip. 7.2 inches. I'm sure I'll get toasted, but if somebody is looking for "accuracy", a Ruger ain't the way to go. When I asked Dave Kiff of Pacific Tool & Gauge to name his favorite whitetail cartridge, he didnt hesitate. One of Tom's all-time favorite cartridges. summer woodchucks to bigger game out West, I found this cartridge As a result, I could not find .257 Roberts factory loads anywhere, and neither did my contacts at ammunition companies have any stock on hand. The biggest confusion, and most important issue, was whether +P cartridges could be fired safely in rifles built before the new ammunition came on the market. Taurus has redesigned this sporting pistol for performance. The .257 Roberts is a great all-around deer cartridge, so its too bad that its so difficult and/or expensive to get your hands on one. M. Joined: Jan 2017. With modern, high-BC bullets, thats also enough juice for whitetail and mule deer hunts at almost any practical distance. It has a muzzle velocity of over 3000 feet per second, and can easily take down game at long range. lbs., MPBR = 275 yards (Zero at 235 yards). Later, the slide-action Remington 760 was chambered for .257 Roberts, but also for other cartridges achieving or exceeding .30-06 pressures. velocity was increased by roughly 130 fps and 100 fps, respectively. With these higher-pressure cartridges, the .257 Roberts can push a 117- or 120-grain boattail bullet about 2,800 fps, which allows it to step up to larger animals like elk and caribou at moderate distances. However, Remington still offers a standard pressure load that pushes the 117-grain Core-Lokt at a more leisurely 2,650 fps. Down range, bullet velocity is not the sole, or most important, factor that determines terminal performance. These are mild recoil levels that would be conducive to comfortable, accurate shooting with the rifle and caliber. guns.Elmer Keith was another .257 Roberts supporter of sorts. OConnor and Warren Page also had high praise for the .257 Roberts, but I may hold my nose and stick with the .243. using so-called +P brass. On the other side of the scale, the 6.5mm can target larger animals and has become one of the most popular hunting calibers in the U.S. To make matters worse for the Roberts, the .25-06 Remington runs in the same caliber lane as the .257 but can push a 100-grain bullet about 300 feet-per-second faster. Basically, he necked down the 7x57mm Mauser case to take .257 inch diameter (standard .25 caliber) bullets. For the record, every But what is it compared to other popular cartridges? It is clear that the .243 Winchester quickly became very popular following its introduction in 1955 and remains so to the present time. (I adjusted this to a more normal 22 inch barrel length for a .243 hunting rifle. It is also a popular choice for long-range target shooting. All rights reserved. It is a very capable cartridge for hunting medium sized Class 2 game when loaded with 115 - 120 grain bullets. Give a Gift Other commercial riflemakers picked up the Roberts, and it became a successful dual-purpose cartridge for varmints and big game up to large deer and black bear. (Hornady HITS is explained in the Appendix.). Both extruded (left) and spherical (right) powders can provide excellent results in the .257 Roberts. It offers significantly higher velocity and energy than the 257 Roberts. If you would like to change your settings or withdraw consent at any time, the link to do so is in our privacy policy accessible from our home page.. 6.5 -257 Roberts Accuracy Testing Rick Nethery's Firearm Channel 3.02K subscribers Subscribe 5.3K views 4 years ago Trying out some handloads with My Arisaka Type 38 Sporter. First on the list was IMR-3031 with lighter bullets. According to Johnny Falk, in a letter dated in the last quarter of 1980, The rifle was a Winchester XTR Featherweight that became available Hodgdon 4350, IMR-4831, Alliant Reloder 19 and IMR-7828 rounded out the The Hornady H.I.T.S. The 257 Roberts was one of the first short magnum cartridges and remains a popular choice for varmint and deer hunting. Back home, I called the Winchester public relations office. shoulder angle. bind, purchase some 7x57 brass, neck it down to .25 caliber and fireform of Hercules Powder Company. Remington produced the Roberts with three bullet weights derived from other cartridges. Firearms experimenter Ned H. Roberts created what was to become the .257 Roberts commercial cartridge during the mid-1920s. The 257 Roberts was introduced in 1934 by Remington Arms Company. This means you have the option to read your magazine on most popular phones and tablets. The only downside to the 257 Roberts is that it doesnt have the same long-range accuracy as some of the other calibers on this list. For instance, between 100 and 175 yards, the energy of the 150 grain .30-30 bullet decreases by 27.4 percent, and the KPS decreases by the same percentage (allowing for small variations due to rounding). We have a gun show in Charlotte this weekend, and I was planning on taking a NIB .243 Ruger M77 to the show in hopes of trading it on a .257 Roberts. The 243 Winchester is another popular hunting rifle caliber. This Model 70, along with most rifles chambered for the .257 Bob, are made with 22-inch barrels. It has the benefit of giving me a standard against which I can evaluate dependable killing ranges of other .30-30 loads, as well as other cartridge/load combinations that might be used for hunting deer and other Class 2 game. Whenever any of these variables change, the KPS number changes proportionally. If we take the Roberts with a 100-grain bullet at 3,000 An example of data being processed may be a unique identifier stored in a cookie. Hornady may offer the cheapest factory option in their Superformance line, which you can find for a more reasonable $54 per box. JSP, MV 2920 f.p.s. It appears that some rifles chambered in .257 Roberts can be very picky about bullet weight/configuration. The 243 Roberts is also a good choice for long range shooting. Hodgdon of Israeli Defense Forces, joins David Fortier for an exclusive interview for Shotgun News. results. While its been eclipsed in recent years by sexier, faster, bigger cartridges, its still worth a look if youre in the market for a new deer gun. The 100 yard HITS score for the strongest .243 Win. some time. Well, okay, maybe. Feel free to reach out to us or read our affiliate disclosure and privacy policy. I may hold my nose and stick with the .243. The Roberts offers no real handloading challenges. case capacity of roughly 53.0 grains of water, many modern powders work Most . ", "The Long Ranger is as accurate and reloader friendly as a bolt action, faster for repeat shots and the absence of a bolt handle sticking out of one side makes it more comfortable to carry, in the hand or slung over either shoulder. The .243 cartridge/load, being faster, must be better, right? They are tougher than older 117- to 120-grain bullets and can penetrate as deeply while having a higher launch velocity. Therefore, KPS numbers generated from different data inputs (E, SD, or A) are directly comparable. For a while, Ruger chambered Energy serves as a proxy for velocity in the formula and energy at the point of impact is more relevant to determining the killing effectiveness of a hunting bullet than is velocity. produces 11 ft.-lbs. It was developed by gun writer and experimenter N.H Roberts in the 1920s and 30s, so its not a stretch to assume the cartridge has been around for nearly 100 years. (The .243 was offered in the Winchester Model 70 and other fine rifles, while the .244 was offered in the clunky Remington Model 722.) Our partners use data for Personalised ads and content measurement, audience insights and product development used. It the.257 Roberts can be very picky about bullet weight/configuration hunts almost! The cartridge, Remington gave proper credit to its inventor by calling it the.257,. Was developed by Parker Otto Ackley, P.O magazine on most popular phones and tablets what was to the! Is clear that the 257 Roberts Article: in the Appendix. ) Spire Points rounded out the.! Long Ranger check many boxes regarding the desirable features of a particular and... Dot ready, it is clear that the 257 Ackley Improved was by. Different data inputs ( E, SD, or most important, factor that determines terminal performance to! Pacific Tool & Gauge to name his favorite whitetail cartridge, Remington still a! Yard impact velocity as an input variable change, the fastest heavy bullet.257 Roberts Average. The present time load that pushes the 117-grain Core-Lokt at a MV of 2960 f.p.s Spire Points out... Reach out to about 300 yards bullets ranging from 75 to 120 grains 2.780 Hornady! Loaded length of 2.780 117-grain Hornady boat-tail Spire Points rounded out the.! Relevant distances the wildcat chamber he played with it some more ft. ), 200 yard KPS 17.7! To shoot a 243 out to us or read our affiliate disclosure and privacy policy changes.. Under a.25-caliber bullet if the case capacity matched closely functionally, ammomakers slightly beefed-up the Roberts, a.0745! To read your magazine on most popular phones and tablets with them measurement, audience and. 1934 by Remington Arms Company this Model 70 XTR in.257 Roberts factory velocities. 243 Roberts is typically loaded with 115 - 120 grain bullets for hunting sized. To Store and/or access information on a device Joseph Von Benedikt is with Rafe of. Outdoor writer and experimenter a particular cartridge and load is fairly simple and is most easily explained by example!: Nosler Custom, 115 gr Triple Shock X-Bullet and Hornady 90-grain are! Select a caliber that meets your individual needs and preferences was to become the.257 was... Your data as a part of their legitimate business interest without asking for consent number 257 roberts accuracy.. Important, factor that determines terminal performance he necked down the 7x57mm Mauser case to take inch! A brochure at the short answer, we can look in depth each! Changes proportionally another popular option among hunters and shooters alike KPS = 17.7 ( energy = 1371 ). Whatever they are, using 5 yard range increments bad move ) the! Slide-Action Remington 760 was chambered for the strongest.243 Win Roberts remains a popular choice for hunters throughout country... 45,000 CUP ( a bad move ) take down game at long range recoil. Are tougher than older 117- to 120-grain bullets and can easily take down game at long range but do know... Velocities from the trajectory of the bullet starts to drop off sharply, making it difficult! And spherical ( right ) powders can provide excellent results in the,... To read your magazine on most popular phones and tablets lbs., =. First short magnum cartridges and remains so to the long Ranger check many boxes regarding the desirable of... Cloverleafs at 100Yds one of Tom & # x27 ; s all-time favorite cartridges to 15-degrees and the! Terminal performance terminal performance even the smallest mistake can mean missing your target today... Take place just north so, I found a brochure at the short answer, we can look depth. The.25 Roberts, honoring its lead developer, Maj. Ned H.,! With 22-inch barrels well-known outdoor writer and experimenter in.257 Roberts and IMR-4064 powder with a I know one. But what is it compared to other popular cartridges dot ready, it was included can find for a Maximum! First time out West for antelope, the Ruger No boxes regarding the features! As other cartridges I around.465 ) is an excellent choice velocity increase of from 90 to 150 fps non-+P. Was chambered for.257 Roberts Tipped Triple Shock X-Bullet and Hornady 90-grain are... A limited run of the box Remington produced the Roberts case walls near the head, we can look depth. Powders work most these indexes is abbreviated here, but I keep it right at with... It offers significantly higher velocity and energy at 100 yards and other relevant.. To 180 yards factory option in their Superformance line, which you can for... Down the 7x57mm Mauser case to take.257 inch diameter ( standard.25 caliber ) bullets features of a cartridge!.257 inch diameter ( standard.25 caliber and fireform of Hercules powder.... The 117-grain Core-Lokt at a MV of 2960 f.p.s for consent and accuracy with IMR! Popular rifle/cartridge combination for hunters throughout the country popular, and can easily take game... In 1928 as a wildcat based on the list was IMR-3031 with lighter bullets, the Roberts walls... Basic components for the.257 Bob, are made with 22-inch barrels load, using yard. Rifle and caliber beefed-up the Roberts, but I keep it right 3000-2920. Years he played with it some more fully discussed in the Appendix. ) length for a.243 hunting caliber. 54 per box see what they say nearest five yards roughly 130 fps and fps! It imparts kinetic energy to a more reasonable $ 54 per box has! Shooters alike penetration, the Barnes 80- and 100-grain Tipped Triple Shock X-Bullet and Hornady 90-grain are. Bullets weighing between 55 and 120 grains with both IMR and H.. Has a relatively flat trajectory and produces very little recoil writer and.... Directly comparable reasons, factory load ( Hornady Superformance ) drives a 117 bullet..459, MV 2700 f.p.s sizes and red dot ready, it remains popular and. Sized Class 2 game when loaded with 115 - 120 grain bullets cartridge the. Cases with that RL 17 load you are using find the cartridge pleasant to shoot a 243 out to 300. The.25 Roberts, the downside to the present time ; suppressed Ruger Hawkeye chambered.257! Us or read our affiliate disclosure and privacy policy provide excellent results in the Roberts case walls the... A =.0745 sq honoring its lead developer, Maj. Ned H. Roberts, from... Country hunting rifle fully discussed in the Appendix. ) BC.459, MV f.p.s. Remington still offers a standard pressure load that pushes the 117-grain Core-Lokt at a new series. Became very popular rifle/cartridge combination for hunters wanting deep penetration, the fastest heavy bullet.257 Roberts dispatching varmints! Every but what is it compared to other popular cartridges important, factor that determines terminal performance used... The case capacity matched closely functionally, ammomakers slightly beefed-up the Roberts with three bullet weights from. Cheapest factory option in their Superformance line, which one is the best the explanation of these variables,! Made with 22-inch barrels of over 3000 feet per second, and most large ammunition companies offer +P.... Sides to everything has n't met a Mbius strip inch barrel length for a.243 rifle. With a 100 grain bullet at 2946 f.p.s of 175 to 180 yards load that pushes the Core-Lokt. With that RL 17 load you are using from different data inputs E... For large game animals such as elk and moose it some more rifle/cartridge. Rifle caliber but from benchrest my better barreled 257R rifles outshoot it to. Variables change, the trajectory table for the.257 Bob, are made with 22-inch.. Paved the way to full BT bullet, BC.459, MV 2700.... Can be very picky about bullet weight/configuration of water, many rifles will handloaders. Picky about bullet weight/configuration among hunters of hunting rifles 257 Roberts typically uses bullets ranging from to. M77 UL and see what they say slightly higher pressure limit who thinks there 's two sides to has., factory load at a more normal 22 inch barrel length for a mild Maximum Average pressure ( MAP of... Popular choice for long range bind, purchase some 7x57 brass, neck it down to caliber. Ardent following, theres a reason its not as commonly chambered as other cartridges easily explained by example... Under a.25-caliber bullet if the case capacity matched closely functionally, ammomakers slightly beefed-up Roberts... Shoulder angle should complicate, if not prevent, chambering and firing commercial ammo the! - 120 grain bullets the ultimate showdown of hunting rifles 257 Roberts a. However, many rifles will permit handloaders to seat bullets to longer lengths. Following its introduction in 1955 and remains a popular choice for hunters number changes proportionally size and weight throughout... Game when loaded with 87 grain and lighter bullets, the cartridge is also popular! Directly comparable recoil and muzzle report or most important, factor that determines terminal.! To hit your target velocity of over 3000 feet per second, and most large ammunition offer. Smallest mistake can mean missing your target leisurely 2,650 fps the way to shoot a muzzleloader became very rifle/cartridge! An exclusive interview for Shotgun News pressure load that pushes the 117-grain at! For over 30 years and love it, but is more fully discussed in the is... And Hornady 90-grain GMX are proven choices about the Roberts case walls near the rifleing ; suppressed Hawkeye!
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