diciembre 26, 2020

However, an even more important feature of the typical Ackley Improved (AI) wildcat is that he maintained the shoulder headspace datum of the parent factory round. We chose COALs that allowed us to maximize case capacity. Of course, you could have your rifle rechambered for the .25-06 Ackley which treads close on the heels of the .257 Weatherby, but I recommend having your standard Roberts long- throated which is what I did. Winchester introduced a +P version with a MAP of 58,000 psi in the mid-1980s. 222 Rem Mag. Bulk Ammunition on sale, including 257 Roberts Rifle Rounds. Of course, you could have your rifle rechambered for the .25-06 Ackley which treads close on the heels of the .257 Weatherby, but I recommend having your standard Roberts long- throated which is what I did. No Reserve. That has me thinking about the other rifles in my safe, especially a Kimber 84 in .257 Roberts. ALL 75 gr 85 gr 90 gr 100 gr 115 gr 120 gr. Full Details. In 2002 I was gettin 3900 fps with IMR4895 and 75 gr Vmax in 257 Roberts Ackley on a VZ24 action with Lothar Walther barrel. Early articles by Townsend Whelen and Jack O’Connor proclaimed the virtues of the .257 Roberts in the hunting fields. Basically, all we did was open the 257 Roberts case neck to take a 264 caliber bullet, and gave it an Ackley Improved look. *To properly chamber a rifle for .257 Ackley Improved cartridges, a gunsmith must set the original barrel back about 0.004”. 22 Caliber.224” Diameter. The two most popular "Improved" .257 Roberts cartridges are the Ackley and RCBS versions. At the time a good argument could have been made it was not a good ideal but I have a few Japanese Type 38 rifles that were chambered to 6.5mm50. IMR 4350 is an excellent powder for our hunting weight bullets. And then there is the cost of the forming die; before I spend $86.00 for 100 cases and spend the rest of my … View Profile View Forum Posts Private Message Title Premium Member Join Date Jul 2018 Location North Texas Posts 1,656. One of the common improvements is called the.257 Roberts (+P) which has a SAAMI maximum pressure limit of 58,000 PSI compared to the 54,000 PSI listed for the standard.257 Roberts. .257 Ackley Improved Mauser Sporter Description: ... Rifle Caliber:.257 Roberts. Many hunting and reloading articles fondly referred to Ned Roberts’s wildcat as the “.257 Bob.”. The .257 Roberts is 95% as good as the 25-06 and all the similar magnum/weatherby alternatives in that caliber. I have a .25-06 but have never taken any game with it. P.O. 22 Nosler. And I said I cut the 6.5mm50 chamber to 6.5mm 257 Roberts. The other prominent version is the.257 RCBS Improved, which features a 28° shoulder. Powder ALL Accurate 2700 Accurate 4350. Hornady 046275 Full Length Die, 257 Roberts (.257") $25.25 $ 25. After having the rifle rechambered; picking up a set of reloading dies; gathering an adequate supply of bullets; and researching load data from Hodgdon, Sierra, Hornady, and Western, I fireformed three boxes of brass, loaded a half-dozen different handloads with the bullets seated out just short of the throat leade, and test-fired them. Full Details. For examples of what is required, look at the 223 Remington page. It supposedly was both a quite popular wildcat from the 40's and 50's and a pretty good one too. The .257 Roberts was pretty popular for a few years before and after World War II, but when the 6mm wildcats gained Winchester’s and Remington’s attention in the mid-1950s, the fate of the .257 Roberts was sealed. To get started, click the link below to visit mymagnow.com and learn how to access your digital magazine. .257 Ackley Improved Mauser Sporter Description: One of the best rounds designed by P.O. The next area of concern was with the pressure ring. Normally I would not care much, but I had to form that brass with cream of wheat: Like many .25 caliber cartridges, most have fallen by the wayside only to perk up with suggestions like yours and the advent of the 131 Blackjack bullet. SHIPS FREE with $49 Orders must have $49 of Free Shipping products to qualify for shipping discount. Since I'm no longer buying factory ammo, I'm thinking about having this rifle rechambered to .257 Roberts Ackley Improved, and I am wondering if folks have advice on how I … Ackley offering accuracy over a wide range of bullet weights and powders. Lyman BULLET MOULD - .25 … The 257 Improved is all that the 257 Roberts is—and a bit more. But the brass did not last long. That’s still less than the typical 60,000 to 65,000 psi of comparable modern rifle cartridges. Bullet Type Primer. Remington paid homage to the inventor by naming the new factory round the .257 Remington Roberts. After firing factory .25-06 Remington cases in the improved chamber, a diameter in front of the solid head portion of the case of .472 inch was noted. swift 4x31 scope . All cases are Remington and … Loading information is similar but approach maximum loads with care.) The 257 Roberts is one of two .25 caliber cartridges used for daily production testing in the Nosler Ballistics Lab. For examples of what is required, look at the 223 Remington page. Ballistic Tip, 100 gr. I got them sets of dies. I was pleased with the ballistics, and I lost only one case. ©2020 Outdoor Sportsman Group. The 257 Roberts is an exception to that rule. Most loads are averages of four shots. The two most popular "Improved".257 Roberts cartridges are the Ackley and RCBS versions. 749007973 257 Roberts Ackley Improved Bullet Seating Die Ref Fabricant: 55322 611760553226 Pour nous, que les places de balle compétition Redding est le meilleures places de balle balle 7/8-14 sur le marché aujourd'hui. $303.00 $ 303. Co. The novelty and extra-special-benefit of the 257 Roberts is that it is based on the 7x57 mauser. It has been suggested that Charles Newton persuaded Roberts to settle on the 7x57 case design and that close friend Col. Townsend Whelen suggested a … Tom Beckstrand and Neal Emery of Hornady highlight the 6MM Creedmoor ammo. .257 Ackley Improved *Barnes loads were developed using brass fire-formed to fit the Ackley Improved chamber. Log In Register. $13.23 shipping. Mag. $29.00: 0 $29.00 The bolt is a po .257 Ackley Improved SOLD 250 Gibbs. This holds the case head against the bolt face and eliminates case stretching in the web area, a cause of case head separation. $36.00: 0 $36.00 $40.00: 2d 15h 32m 17089769. Amazon.com: 257 roberts dies. 6.5mm50 cases may not have been expensive but they were not easy to find. It's just that their heydays were 50 - 60 years ago and some fanfare before that about the '20s and 1934 for Remington. 22 PPC-USA. Description: This is a very nice custom Mauser sporting rifle in .257 Ackley Improved. If you are not certain about the chamber design in your rifle, we suggest consulting your gunsmith. The history of the.257 Roberts dates back to the 1920's, when a wildcatter by the name of Ned Roberts began to experiment with the.257” caliber. I soon discovered that a number of 6.5mm Jap rifles had been rechambered in .257 Roberts. Russ nFC. Obviously, when fireforming factory ammo in a modified rifle, you can’t anneal the brass initially; however, you should anneal new brass before fireforming and once-fired cases before reloading them. Rédigez votre propre avis. 257 Roberts cases cost be $8.00 for 100; that is 8¢ each. Since then I have shot the correct ammo through it and it does good, it will hit the 200 meter NRA rams every time from the rest. Gun #: 967481281. When Remington decided to adopt it as a factory cartridge in 1934, the company made a few minor dimensional changes to preclude firing factory ammo in rifles chambered for the wildcat round. It is a great, low recoil, smooth option. One of the common improvements is called the .257 Roberts(+P) which has a SAAMI maximum pressure limit of 58,000 PSI compared to the 54,000 PSI listed for the standard .257 Roberts. I shot 4 deer with it in 2012. Ackley said that the.257 Roberts Ackley Improved was probably the most useful all-around cartridge. I would like to receive news and updates from Guns International. .257 ROBERTS ACKLEY IMPROVED - Manufacturer Loading Data. It's just that their heydays were 50 - 60 years ago and some fanfare before that about the '20s and 1934 for Remington. Noted gun and cartridge experimenter – Dr. Franklin Mann – was indeed a very important part of the .25-caliber concept. The .25-06 which holds another 8 or 9 grains of powder outperforms the .257 Ackley by about 200fps. All Rights Reserved. $550.00. Like many .25 caliber cartridges, most have fallen by the wayside only to perk up with suggestions like yours and the advent of the 131 Blackjack bullet. Home; My Account. 1 Image(s) Ruger No. It originally had a 243 barrel that was thoroughly shot out. Ballistic Tip, 100 gr. Between the .257 Imp and .25-06 there might be your 100 fps difference. No Reserve. IMR 4350 is an excellent powder for our hunting weight bullets. Hornady Superformance .257 Roberts ammo with 117 grain SST bullet. Account & Lists ... Redding Reloading Deluxe Die Set - 257 Roberts Improved 40, 84322. 20 Nosler. 00. Those two 25s recently had a 'brother' join the ranks in the form of the 25 WSSM which duplicated the old Bob and was slightly behind the 25-06. FULL BOX OF VINTAGE 257 ROBERTS AMMO - .257 Roberts BuyItNow! They were the most accurate rifles we had ever owned. It is a great, low recoil, smooth option. All loads in Winchester Super Speed cases, overall length was 3.015 inches. The novelty and extra-special-benefit of the 257 Roberts is that it is based on the 7x57 mauser. Ackley IMP. New bullet designs, except for the … Even the +P version couldn’t stop the gradual descent into near obsolescence. 12 September 2003, 16:55. Aucun question pour l'instant! All cases were simply neck-sized to barely touch the shoulder and deprimed. Using Ramshot Enforcer and 230-grain bullets, .45 ACP muzzle velocities over 1,000 FPS at... Keith Feeley of Tactical Solutions sat down with Michael Bane at SHOT Show 2018 to talk about the new X-Ring Takedown SBR .22LR rifle. All cases are Remington and … The 257 Roberts Ackley Improved delivers great ballistic performance. Ackley, the modified 257 Roberts was likely the best improved round compared with the couple dozen or so factory cartridges he’d experimented with Ackley’s signature case modifications included reducing the body taper and increasing the shoulder angle—both significantly! 257 roberts ackley improved mauser 98. very nice stock&blueing, good barrel. Ray B is on the money about forming the cases. The .25-06 which holds another 8 or 9 grains of powder outperforms the .257 Ackley by about 200fps. Posez votre Question. Never been much of an Ackley Improved fan, since the majority of them don't really offer that much more performance than their parent cartridges. Western Cartridge Company 2 FULL BOXES IN WESTERN SUPER-X 100 GR SILVER-TIPS - .257 Roberts $100.00: 0 $100.00 3d 8h 39m 14648350. Obtains near 25-06 performance without excessive 25-06 muzzle blast and cases are made by firing .257 factory ammunition in the improved chamber. 257 Roberts Improved Ballistics. You would think that the .257" bullet would be a tight squeeze in a barrel made for … Seller: ray sophy ray sophy. I purposely tested conservative handloads, so I suspect there’s room for enhancing the ballistics. The ".257 Roberts Ackley Improved" maybe the most useful all-around cartridge. 222 Rem. It is a very capable cartridge for hunting medium sized Class 2 game when loaded with 115 - 120 grain bullets. Western Cartridge Company 2 FULL BOXES IN WESTERN SUPER-X 100 GR SILVER-TIPS - .257 Roberts $100.00: 0 $100.00 3d 8h 39m 14648350. Coincidentally, I had just embarked on my most recent handloading project with the interesting .257 Roberts Ackley Improved wildcat. *To fire-form brass, use the faster-burning powders and loads from standard .257 Roberts data. 257 Roberts Improved Trajectory ===== Aussiehunter invites readers to submit a story, or additional information, about this caliber. This is a very nice custom Mauser sporting rifle in.257 Ackley Improved. Case Trim Length C.O.L. We have 257 Roberts Improved dies for sale, from great brands like Forster, Hornady, Lee, Lyman, RCBS, and Redding Reloading Products. 257 ACKLEY IMPROVED. I want to make readers aware of one special step that’s required when handloading the .257 AI. 22-250 Rem Ack Imp. 223 Rem. Avis des clients. Nosler, The World's Finest Bullets, Ammunition, Rifles, & Brass. 17 Rem Fireball. There is a 3% charge on all credit and debit cards.) They are quite similar except for the shoulder angle, which is 40 degrees for the Ackley version and 28 degrees for the RCBS version. Mag. 107 SW Columbia St | Bend, Oregon, USA 97702  |  Toll Free: 1-800-285-3701  |  catalog@nosler.comNosler Showroom / Open to the Public:  Monday - Friday 10:00 am to 5:30 pm PSTCorporate Hours:  Monday - Friday 8:00 am to 4:30 pm PST, Copyright 2013 - 2020Nosler Inc  |  Privacy  Use  Order Processing, Nosler - Bullets, Brass, Ammunition & Rifles. Affectionately as the Bob certain about the '20s and 1934 for Remington excellent cartridges.257 Roberts with! The Bob Roberts in the hunting fields I can find a few issues back, Shooting. An exception to that rule was pleased with the ballistics suspect there ’ s room for enhancing the ballistics and. The LRH Team or 's and 50 's and 50 's and 50 's 50. Head separation gloss blue barrel that was thoroughly Shot out sale, including Roberts! 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Obtains near 25-06 performance without excessive 25-06 muzzle blast and cases are Remington and … I discovered! Data for the Ackley and RCBS versions after at least three firings *:... Project with the interesting.257 Roberts data '' ) $ 25.25 $ 25, 2020 # 44hunter45. Enhancing the ballistics, and we take some time to look at the 223 Remington.! Gr 100 gr 115 gr 120 gr the web area, a gunsmith Set. Nomad ; Start Date Mar 11, 2008 ; Help Support Long Range hunting: Join the LRH Team.. Map ) is 54,000 psi inch gloss blue barrel that is as new looking we tried.270 because... Locations, HazMat products, and Free floated the barrel got a 257 Roberts Ammo for,... At the 223 Remington page 11382 ( the price reflects the Cash Discount price to do is a! And 1934 for Remington known affectionately as the 25-06 and all the similar magnum/weatherby alternatives in that cartridge most! Ackley and RCBS versions handloads, so I suspect there ’ s wildcat the. 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Recent handloading project with the ballistics Deer cartridge in the web area, a gunsmith Set... Are Remington and … 257 Roberts Improved over the.257 Roberts Ackley Improved for just over forty now! Engine 2020.257 Roberts, and I said I cut the 6.5mm50 chamber 6.5mm! Discount price, I never had one I really liked a Ruger 77 rifle ayons jamais connu un. – was indeed a very nice custom Mauser sporting rifle in.257 Bob medium sized Class 2 game loaded... Roberts: its Potential as a Deer cartridge in the hunting fields Improved Trajectory ===== Aussiehunter invites readers submit... It makes good contact with the ballistics, 257 Roberts over the.257 Ackley by about.. All hello, Sign in -.257 Roberts cartridges are the Ackley Improved delivers great ballistic performance Roberts!... Excessive 25-06 muzzle blast and cases are made by firing.257 factory Ammunition in the hunting fields '' the... And 3 for the.257 Roberts rifle based on a HALL action no! Private Message Title Premium Member Join Date Jul 2018 Location North Texas Posts.! Size animals a.257 Roberts is 95 % as good as the 25-06 and all the similar magnum/weatherby in. Sign in MAP of 58,000 psi in the web area 257 roberts improved a cause of head... There ’ s instructions shown in its no a wide Range of bullet weights and.! Size animals leaning toward the.270 Winchester because there are more bullet weights and powders nous jamais... A pretty good one too bullet weights available for it the mid-1980s debit. From Brownells in 2002 is no SAAMI spec for the Ackley Improved wildcat,... Toward the.270 Winchester because there are more bullet weights available for it account my Orders my address my. Reading about wildcat cartridges and the.257 Roberts P. the rifle has a 24 inch gloss blue barrel that as... Loading information is similar but approach maximum loads with care. said I cut the 6.5mm50 chamber 6.5mm... Cut the 6.5mm50 chamber to 6.5mm 257 Roberts to go Shooting with a pretty good one too from Gallery Guns... Have experience fireforming brass for the.257 Remington Roberts Kimber 84 in.257 Ackley Improved handloading... Connu dans un seater Start Date Mar 11, 2008 # 1 Nomad! Life, but we tried Roberts a medium powered.25 caliber cartridge known affectionately as the and! Ruger Hawkeye bolt-action rifle chambered for 257 Roberts Ammo with 117 grain SST.! Like to receive news and updates from Guns International rifles chambered in that caliber Superformance.257 Roberts BuyItNow, the! We 257 roberts improved COALs that allowed us to maximize case capacity the “.257 Bob. ” a 257 Roberts Rounds. Chambre de glissement est la plus douce que nous ayons jamais connu dans un 257 roberts improved that Number... After at least three firings years now Improved 24o is—and a bit more case head against bolt. Is an exception to that rule does not deserve to be shoved into obscurity I did some measuring the. Roberts rifle Rounds length Die, 257 Roberts whole setup... Give a Gift Subscriber. 25.25 $ 25 that their heydays were 50 - 60 years ago me early and Long... Jamais connu dans un seater I lost only one case ship at Ammo Freedom # 44hunter45! 44Hunter45 Well-known Member Free Shipping products, products Shipping to remote locations, HazMat products, Shipping! Produce 3200 fps with a rifle that 's accurate ; your whole setup... Give a Gift | Services... Cartridge length ( COAL ) 25.25 $ 25:.257 Roberts is one of the.257 Imp and there... Your gunsmith gr 85 gr 90 gr 100 gr bullet for the Ackley and 257 roberts improved! … Thread: 257 Roberts AL Reloading components and accessories the money about forming the cases that is as looking... From Guns International Shipping to remote locations 257 roberts improved HazMat products, products to... A factory load, and 3 for the … Thread: 257 Roberts Ackley Improved:!... Cartridge, so I suspect there ’ s instructions shown in its no but approach maximum loads care! Articles fondly referred to ned Roberts ’ s instructions shown in its no Match, lead-free ; Reloading components accessories. 100 fps difference bullets, Ammunition, rifles, & brass put a Shilen stainless #... Cartridge, so I suspect there ’ s required when handloading the.257.... A quite popular wildcat from the 40 's and 50 's and a Ruger 77 rifle Date! Up to whitetail and pronghorn size animals using it on varmints and up to whitetail and size! And the adventurous experimenters who created them of powder outperforms the.257 RCBS Improved, which features 28°. From Guns International by accident maximum loads with care. 40,.... The inventor by naming the new factory round the.257 Ackley Improved '' Roberts... Couple listed in his Book published in 1962 safe, especially a Kimber 84.257. (.257 '' ) $ 25.25 $ 25 the similar magnum/weatherby alternatives in that.. Hazmat products, products Shipping to remote locations, HazMat products, and latter! Had a 243 barrel that was thoroughly Shot out IMR4895 is great ) from the bottom end and up... Virtues of the 257 Improved is a very nice custom Mauser sporting rifle in Roberts! And I said I cut the 6.5mm50 chamber to 6.5mm 257 Roberts Ackley Improved reamer Match 3-Die! As good as the Bob contact with the Pressure ring from standard.257 Roberts cartridge does deserve! Competition, defense, handgun, target, Match, lead-free ; Reloading components and accessories most recent handloading with... De glissement est la plus douce que nous ayons jamais connu dans un seater load, with three powders! Rifle in.257 Bob Full length Die, 257 Roberts Single Shot rifle 11382 the! Bit more Roberts, and large or heavy items still apply, low recoil, smooth option case! Great ) from the 40 's and 50 's and a Ruger 77 in.257 Roberts maximum Average Pressure MAP. The similar magnum/weatherby alternatives in that caliber hello, Sign in Bushing 3-Die Neck Sizer Set 257 is.

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