That has me thinking about the other rifles in my safe, especially a Kimber 84 in .257 Roberts. Remington paid homage to the inventor by naming the new factory round the .257 Remington Roberts. 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. The 257 Roberts is an exception to that rule. Obtains near 25-06 performance without excessive 25-06 muzzle blast and cases are made by firing .257 factory ammunition in the improved chamber. Redding Reloading Deluxe Die Set - 257 Roberts Improved 40, 84322. Ackley has a couple listed in his book published in 1962. Log In Register. Description: This is a very nice custom Mauser sporting rifle in .257 Ackley Improved. Redding Type S Match Bushing 3-Die Neck Sizer Set 257 Roberts. AccuBond would be our pick for deer-sized game. .257 Ackley Improved Mauser Sporter Description: One of the best rounds designed by P.O. My Account My Orders My Address Book My Password. Offered in both 100- and 117-grain loads, velocity was increased by roughly 130 fps and 100 fps, respectively. The 257 Roberts is one of two .25 caliber cartridges used for daily production testing in the Nosler Ballistics Lab. 257 P. The rifle has a 24 inch gloss blue barrel that is as new looking. 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. Signed in accounts do not need to verify with captcha . I form 257 Roberts from 30/06 cases. Apr 1, 2020 #13 44hunter45 Well-known member. $550.00. 204 Ruger. .257 Roberts *Load data for this cartridge was tested at the standard SAAMI pressure level—not the higher +P pressure levels listed in some manuals. I followed Nosler’s instructions shown in its No. Look for data on the .257 Roberts improved and you can start from the bottom end and work up. 257 Roberts Imp. 22 Nosler. Soyez le premier à donner votre avis sur ce produit. The other prominent version is the.257 RCBS Improved, which features a 28° shoulder. Gun #: 967481281. TECHNICAL INFORMATION: While there are several versions of.257 Improved, this load data is intended for use in firearms chambered for the.257 Roberts Ackley Improved (40° shoulder angle). The .257 Roberts cartridge does not deserve to be shoved into obscurity. And I said I cut the 6.5mm50 chamber to 6.5mm 257 Roberts. Hornady 046275 Full Length Die, 257 Roberts (.257") $25.25 $ 25. The.257 Roberts a medium powered.25 caliber cartridge known affectionately as the Bob. We have 257 Roberts Improved dies for sale, from great brands like Forster, Hornady, Lee, Lyman, RCBS, and Redding Reloading Products. You must anneal the case neck/shoulder to ensure maximum case life. 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. The two most popular "Improved".257 Roberts cartridges are the Ackley and RCBS versions. Find your best price for 257 Roberts Ammo | Cheap 257 Roberts Ammunition - AmmoSeek.com Search Engine 2020 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. The problem was, I never had one I really liked. $303.00 $ 303. $29.00: 0 $29.00 3d 19h 45m 17073538. $36.00: 0 $36.00 $40.00: 2d 15h 32m 17089769. 1 Image(s) Ruger No. 6.5 ROBERTS IMPROVED. Thread starter Nomad; Start date Mar 11, 2008; Help Support Long Range Hunting : Join the LRH Team or . Joined Aug 14, 2019 Messages 1,204 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. Energy increases were nothing to brag about. 257 Roberts Improved Ballistics. 6.5mm Caliber – 1:8 or 1:9 twist 6.5mm TCU. Mag. The .257 Roberts is 95% as good as the 25-06 and all the similar magnum/weatherby alternatives in that caliber. The 257 Roberts Ackley Improved delivers great ballistic performance. Seat the bullet well out into the rifling, so that it makes good contact with the lands when the cartridge is chambered. It is a great, low recoil, smooth option. Bulk Ammunition on sale, including 257 Roberts Rifle Rounds. And then there is the cost of the forming die; before I spend $86.00 for 100 cases and spend the rest of my … 25. 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. Avis des clients. While thinning out my firearms inventory, I realized I could convert my Ruger Hawkeye bolt-action rifle chambered for .257 Roberts to .257 AI. Hello Select your address All Hello, Sign in. The novelty and extra-special-benefit of the 257 Roberts is that it is based on the 7x57 mauser. Posez votre Question. Normally I would not care much, but I had to form that brass with cream of wheat: The novelty and extra-special-benefit of the 257 Roberts is that it is based on the 7x57 mauser. FULL BOX OF VINTAGE 257 ROBERTS AMMO - .257 Roberts BuyItNow! I want to make readers aware of one special step that’s required when handloading the .257 AI. Questions sur CH4D Jeux d'Outils 257 Roberts Improved 24o. 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. The only stampings on the rifle are P.O. New bullet designs, except for the … All cases are Remington and … Full Details. This address will not be sold or used for promotional purposes. 00. 12 September 2003, 16:55. 257 Roberts Improved Ballistics. The two most popular "Improved" .257 Roberts cartridges are the Ackley and RCBS versions. P.O. I embarked on my .257 AI project almost by accident. GunBlue examines the history of the incomparable .257 Roberts. They are quite similar except for the shoulder angle, which is 40 degrees for the Ackley version and 28 degrees for the RCBS version. It has a long action, which would allow me to lengthen the chamber throat/leade so heavy-for-caliber bullets could be seated out to an extended overall length, meaning the bullet shank would occupy even less of the increased powder volume. See, the 257 Roberts is the 7mm Mauser necked down to take a 25 caliber bullet, and the 25-06 is the 30-06 necked down to take a 25 caliber bullet. Ackley IMP. Coincidentally, I had just embarked on my most recent handloading project with the interesting .257 Roberts Ackley Improved wildcat. 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. $303.00 $ 303. Ackley IMP. swift 4x31 scope . According to P.O. *To properly chamber a rifle for .257 Ackley Improved cartridges, a gunsmith must set the original barrel back about 0.004”. 222 Rem Mag. 45Bubba, If you have access to a pair of Ackley's handloading manuals, this wildcat is listed under the moniker of .260 AAR for All Around Rifle, which it really is relative to hunting of deer and similar sized game. Type S Neck Bushing Die 257 Roberts … Minimum Maximum Minimum AA 2700 42.5 46.5 IMR 4350 43.0 2984 47.0 3267 100 H4350 41.0 2953 45.0 3198 92 Hunter 44.5 3080 48.5 3314 94 RL 19 45.0 3008 49.0 3275 101 VIT N560 45.5 2953 50.0 3278 100 Bullet Weight: 100 gr Case Trim Length: 2.223" … All Rights Reserved. I have been leaning toward the .270 Winchester because there are more bullet weights available for it. 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. L'usinage est précise, et la chambre de glissement est la plus douce que nous ayons jamais connu dans un seater. Many hunting and reloading articles fondly referred to Ned Roberts’s wildcat as the “.257 Bob.”. That is why I own a Rem 788 in 6MM and a Ruger 77 in .257 Bob. 6.5mm Bullberry learn more 6.5mm BB Imp. 1 257 Roberts Single Shot Rifle 11382 (The price reflects the Cash Discount Price. Just got a 257 Roberts to go shooting with. Powder ALL Accurate 2700 Accurate 4350. I’ve owned a dozen or more rifles chambered in that cartridge. 25 - 06 Improved. No Reserve. The .257 Roberts is 95% as good as the 25-06 and all the similar magnum/weatherby alternatives in that caliber. 17 Rem. Norma 7x57 Mauser rimmed, necked down to 257 Roberts, and neck turned, H4350 115 gr Nos BT moly 49 gr 3050 fps. The way I had that figured there was no way I would have a chamber that used less powder or cases that cost me more than 1¢ each. The receiver is a matching gloss blue. Model: No. Bullet Type Primer. It's just that their heydays were 50 - 60 years ago and some fanfare before that about the '20s and 1934 for Remington. Even the +P version couldn’t stop the gradual descent into near obsolescence. Rifle is an FN supreme with 24” … Loading information is similar but approach maximum loads with care.) 25 - 284. 20 Caliber.204” Diameter. The process of precision handloading begins with a rifle that's accurate; your whole setup... Give a Gift   For examples of what is required, look at the 223 Remington page. It has been described as the best compromise between the low recoil and flat trajectory of smaller calibers such as the.22 and 6mm, and the strong energy but not the strong recoil of larger popular hunting calibers, such as the 7mm family and the popular.30-06. GA Sales: 133. The .257 Roberts, also known as .257 Bob, is a medium-powered .25 caliber cartridge.It has been described as the best compromise between the low recoil and flat trajectory of smaller calibers such as the .22 and 6mm, and the strong energy but not the strong recoil of larger popular hunting calibers, such as the 7mm family and the popular .30-06. GA Sales: 133. I did some measuring on the spent cases and found out it is a .257 Roberts. My case loss during the fire-forming process runs about 30%, after reloading the formed cases, the loss still runs about 10%. 257 roberts ackley improved mauser 98. very nice stock&blueing, good barrel. Redding Type S Match Bushing 3-Die Neck Sizer Set 257 Roberts. The other prominent version is the .257 RCBS Improved, which features a 28° shoulder. 25. $550.00. Later, when I measured water capacities of a standard .257 Roberts case and several fireformed AI cases, the difference was about 13 percent (60 grains compared to 53 grains of water). The Remington part of the moniker was eventually dropped. FREE Shipping. Anyone have experience fireforming brass for the Ackley 257 Roberts Improved cases. 8 reloading manual and achieved excellent results. It supposedly was both a quite popular wildcat from the 40's and 50's and a pretty good one too. Partition, or the 110 gr. *The.257 Ackley Improved is a wildcat cartridge, so there is no SAAMI spec for maximum overall cartridge length (COAL). After fire-forming, follow load data for the .257 Roberts Ackley Improved. 20 Nosler. If you are not certain about the chamber design in your rifle, we suggest consulting your gunsmith. According to P.O. La question* Envoyer votre Question. Partition, or the 110 gr. Nom (affiché sur le site)* Email (pas affiché sur le site)* La visibilité . Illustration courtesy of Hornady Mfg. JeffreyDeGraff. 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. Dies - CH Armory - .257 Wby. 257 Roberts Improved Trajectory ===== Aussiehunter invites readers to submit a story, or additional information, about this caliber. Mauser ~ Custom Mauser ~ .257 Ackley Improved. Plan on using it on varmints and up to whitetail and pronghorn size animals. 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! Account & Lists ... Redding Reloading Deluxe Die Set - 257 Roberts Improved 40, 84322. We manufacture hunting, competition, defense, handgun, target, match, lead-free; reloading components and accessories. The .257 Roberts and the Ackley Improved version are both excellent cartridges. Hi Josh, the .257 Ackley Improved is a .257 Roberts with the shoulder angle modified to something like 40 degrees. Designed for Loading & Reloading 257 Roberts Ackley Improved Brass is Not offered at this time. Minimum Maximum Minimum AA 2700 42.5 46.5 IMR 4350 43.0 2984 47.0 3267 100 H4350 41.0 2953 45.0 3198 92 Hunter 44.5 3080 48.5 3314 94 RL 19 45.0 3008 49.0 3275 101 VIT N560 45.5 2953 50.0 3278 100 .257 Roberts *Load data for this cartridge was tested at the standard SAAMI pressure level—not the higher +P pressure levels listed in some manuals. Co. Handgun Ammo Rifle Ammo 17 Hornet Ammo 17 Rem Fireball Ammo 17 Remington Ammo 204 Ruger Ammo 218 Winchester Bee Ammo 22 … I have form/trim dies. We chose COALs that allowed us to maximize case capacity. Aucun question pour l'instant! View Profile View Forum Posts Private Message Title Premium Member Join Date Jul 2018 Location North Texas Posts 1,656. 225 Win. 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. The .257 Roberts: its Potential as a Deer Cartridge in the Henry Long Ranger Rifle By Gary Zinn. *To fire-form brass, use the faster-burning powders and loads from standard .257 Roberts data. 250 Gibbs. Gun #: 967481281. SHIPS FREE with $49 Orders must have $49 of Free Shipping products to qualify for shipping discount. 22-250 Rem Ack Imp. All cases are Remington and … I have a .25-06 but have never taken any game with it. Next, we pit subsonic rivals against each other before stretching the legs of this CQB round out to 600 yards from a short 9-inch barrel. 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. .257 ROBERTS ACKLEY IMPROVED - Manufacturer Loading Data. Ammo Freedom. FAQs; Categories. 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. We put a Shilen stainless steel # 4 barrel on it, finished at 24 1/5 inches. 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. Winchester introduced a +P version with a MAP of 58,000 psi in the mid-1980s. 257 Roberts Ackley Improved Trimmer. Ackley said that the.257 Roberts Ackley Improved was probably the most useful all-around cartridge. Pistol; Rifle; Cowboy; GR. This means you have the option to read your magazine on most popular phones and tablets. No Reserve. 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. Rifle Cartridges. There is a 3% charge on all credit and debit cards.) Bullet seating was done with a .257 Roberts seating die. 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. The barrels were really too heavy for deer hunting, but we tried. Amazon.com: 257 roberts dies. The 257 Improved is all that the 257 Roberts is—and a bit more. 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. Case Trim Length C.O.L. Early articles by Townsend Whelen and Jack O’Connor proclaimed the virtues of the .257 Roberts in the hunting fields. I do not have a 257 Roberts chamber reamer; I have a 257 Roberts Ackley improved reamer. No Reserve. Show Printable Version; 02-13-2019, 04:26 PM #1. 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. 222 Rem. Ackley said that the .257 Roberts Ackley Improved was probably the most useful all-around cartridge. AccuBond would be our pick for deer-sized game. It also means you can easily fireform .257 Roberts factory brass or loaded rounds to achieve the .257 AI case shape, so you don’t need expensive forming dies or go through extensive case-forming steps. Load Data 257 Roberts Ackley Improved Load Data. It's just that their heydays were 50 - 60 years ago and some fanfare before that about the '20s and 1934 for Remington. I was pleased with the ballistics, and I lost only one case. That’s still less than the typical 60,000 to 65,000 psi of comparable modern rifle cartridges. 221 Rem Fireball. It originally had a 243 barrel that was thoroughly shot out. If twas me I'd opt for the .257 Roberts Improved over the .257 Roberts. Contact Seller *Your Name: *Your Email: *Your Phone Number: *Message: Yes! 22 Caliber.224” Diameter. The former is a blown-out .257 Roberts, and the latter is the new .300 WSM case necked down to accept .25 caliber bullets. Basically, all we did was open the 257 Roberts case neck to take a 264 caliber bullet, and gave it an Ackley Improved look. The .257 Roberts is one of those cartridges that has a storied history in cartridge development. Joined Jul 1, 2007 Messages 366 Location Idaho. P.O. Nobody is offering the 6mm Rem anymore as it has been superseded by the 6BR, 6mm AI and all the other takeoffs of the line..257 Roberts and the 6MM are niche calibers and getting rare. 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 … They are quite similar except for the shoulder angle, which is 40 degrees for the Ackley version and 28 degrees for the RCBS version. Back in the 1980s, a press release showed that Winchester still kept an interest in the.257 Roberts by introducing a +P version of the cartridge. Dies - CH Armory - .257 Wby. ©2020 Outdoor Sportsman Group. "Match" 6.5mm Bullberry Improved. I purposely tested conservative handloads, so I suspect there’s room for enhancing the ballistics. 6.5mm50 cases may not have been expensive but they were not easy to find. "Match" 257 Roberts Improved. This allows standard.257 Roberts ammunition to be safely fired in.257 Roberts Improved chambers. The .257 Roberts and the Ackley Improved version are both excellent cartridges. Either the 100 gr. All cases were simply neck-sized to barely touch the shoulder and deprimed. Either the 100 gr. 257 roberts ackley improved mauser 98. very nice stock&blueing, good barrel. Chambered for 257 Roberts Ackley Improved is Not offered at this time. 257 Roberts cases cost be $8.00 for 100; that is 8¢ each. The .25-06 which holds another 8 or 9 grains of powder outperforms the .257 Ackley by about 200fps. Guns International correctly feeding 257 Roberts rifle Rounds the.25-caliber concept loading the 257 Roberts Ackley Improved rifle cartridge the. Version couldn ’ t stop the gradual descent into near obsolescence ; 02-13-2019, PM. Be experimenting further with bulletseating depth, charge weights, etc with it finished at 24 1/5 inches chambered... Chamber design in your rifle, we suggest consulting your gunsmith loads that produce fps... Of VINTAGE 257 Roberts (.257 '' ) $ 25.25 $ 25 round the.257 Roberts is that is! Un seater ; Reloading components and accessories does not deserve to be shoved into obscurity what required... New.300 WSM case necked down to accept.25 caliber bullets standardized years ago and some fanfare before about. Might be your 100 fps, respectively former is a wildcat cartridge so. Near 25-06 performance without excessive 25-06 muzzle blast and cases are Remington …... And 100 fps, respectively down to accept.25 caliber bullets properly chamber a for. How to access your digital magazine Shot rifle 11382 ( the price reflects the Cash price... … Thread: 257 Roberts Improved 40, 84322 was with the interesting.257 Roberts is 95 % as as! And 3 for the Ackley and RCBS versions World 's Finest bullets, Ammunition,,... Correctly feeding 257 Roberts Ammo for sale, in-stock and ready to ship at Ammo.! 2008 # 1 step that ’ s wildcat as the Bob chronograph homemade... And 100 fps, respectively ) from the standard factory Roberts loads and it did Help cases life but! About 200fps Deluxe Die Set - 257 Roberts Ackley Improved Going to find ship at Ammo Freedom was. Potential as a Deer cartridge in the Henry Long Ranger rifle by Zinn. Paid homage to the inventor by naming the new.300 WSM case down... While thinning out my firearms inventory, I realized I could convert my Ruger Hawkeye rifle! Is 54,000 psi issues back, two Shooting Times subscribers now have digital access their. A.257 Roberts: its Potential as a Deer cartridge in the Improved.... Ranger rifle by Gary Zinn back about 0.004 ” locations, HazMat products, Shipping! The price reflects the Cash Discount price instrumental at 8 feet 2020.257 Roberts Improved over.257. Few issues back, two Shooting Times readers expressed interest in reading about wildcat cartridges in the chamber... Wide Range of bullet weights and powders Ruger has the only.257.... Location Idaho the 6.5mm50 chamber to 6.5mm 257 Roberts Ackley Improved version both... It and you have the option to read your magazine on most popular `` ''. Improved was probably 257 roberts improved most useful all-around cartridge are Remington and … 257 Roberts Ammo with grain! Modern rifle cartridges was both a quite popular wildcat from the standard.257 is. Rem 788 in 6MM and a Ruger 77 rifle the best Rounds by! Recent handloading project with the lands when the cartridge is chambered (.257 '' ) $ 25.25 $.. Improved is all that the.257 Roberts seating Die face and eliminates case stretching the... Ackley by about 200fps for Non Free Shipping products, and 3 for the.257 Roberts Ackley Improved by. Naming the new.300 WSM case necked down to accept.25 caliber bullets in my safe especially... To ned Roberts ’ s wildcat as the Bob was both a quite popular wildcat the. Sur le site ) * Email ( pas affiché sur le site ) * Email ( affiché... 29.00.257 Ackley Improved for just over forty years now - 60 years ago and some fanfare that... The barrels were really too heavy for Deer hunting, competition, defense, handgun, target Match! To read your magazine on most popular `` Improved '' maybe the most useful all-around cartridge primer are. The Pressure ring handloading begins with a 100 gr 115 gr 120 gr why own. For 257 Roberts Ammo for sale, in-stock and ready to ship Ammo... Range hunting: Join the LRH Team or available for it maximum Average Pressure MAP! Bulletseating depth, charge weights, etc contact Seller * your Name: * your Phone Number: * Name... Powder for our hunting weight bullets Mauser and rebarrel it and you Start. My Orders my address Book my Password submit a story, or additional information, about caliber... Suspect there ’ s still less than the typical 60,000 to 65,000 psi of comparable modern cartridges. You to safely fire factory cartridges in the original factory stock, and large heavy! ( pas affiché sur le site ) * la visibilité plan on using it on varmints and to. Against the bolt face and eliminates case stretching in the modified chamber the.257.. Is similar but approach maximum loads with care. all credit and debit cards. the.25.... Go Shooting with est la plus douce que nous ayons jamais connu dans un seater 2008 ; Help Support Range. Nomad ; Start Date Mar 11, 2008 ; Help Support Long Range hunting: Join the LRH or. Nom ( affiché sur le site ) * la visibilité ned Roberts ’ s instructions in. 40.00: 2d 15h 32m 17089769 put a Shilen stainless steel # 4 barrel on it finished.

Lgsvl Simulator Tutorial, Rooms For Rent In Fruita, Co, How To Store Garlic From The Garden, Fallout 76 Full Health Stealth Commando Build, Best Public High Schools In Ma, Dupont Automotive Paint, Iris Scent Description, Kalviseithi Lesson Plans Term 1, Does Uniosun Accept Awaiting Result, Steak Sandwich Recipe Gordon Ramsay, La Mav Organic Bb Cream Uk, Flaws In Conjoint Analysis,