The original cartridge was developed using the H&H Super 30 (a close variant of the .300 H&H Magnum which in turn is based on the .375 H&H Magnum) shortened, blown out, and necked down to accept a .25 caliber (6.35 mm) bullet. 5.6 g / 87 gr. Weatherby rifle ammunition for the .257 Weatherby Magnum is manufactured by Norma of Sweden. Ballistic Table . Early .257 Weatherby rifles has a twist rate of 1 revolution in 12 in (300 mm) but all current rifles are manufactured with a twist rate of 1 revolution in 10 in (250 mm). Cartridge Type: Rifle Height: 2.549" Width: 0.531" Average FPS: 3408 Average Energy: 2836 Average Gr: 110 Recoil: 1.76 Power Rank: 3.75 of 20 The .257 Weatherby Magnum was designed by Roy Weatherby in 1944 and was first introduced into the market during 1948. Earlier .257 Weatherby Magnum rifles had a twist rate of 1 rotation in 12 in (300 mm), which is too slow to stabilize long for caliber bullet. Handloads for the .257. The .257 Weatherby Magnum was designed by Roy Weatherby in 1944 and was first introduced into the market during 1948. All figures are based on factory Weatherby ammunition and not “hot” handloads. .257 Weatherby Magnum 120 Grain Nosler Partition~ The .257 Weatherby Magnum is a .257 Caliber (6.35 mm) belted bottlenecked cartridge.It is one of the original standard length magnums developed by shortening the .375 H&H Magnum case to approx. This is especially true in major grasslands such as prairies, steppes, Pampas, or savannah; or in mountainous terrain such as the Rockies, Alps or the Himalayas. The .257 Weatherby Magnum has a case capacity of 84 gr. A turbo 270 WIN that shares a 2.545” length case with the 257, 270, and 7mm Weatherby Magnums. Gun writers such as Layne Simpson consider the .257 Weatherby one of his favorite long range cartridges.[2]. It’s obvious now how popular the .257 Weatherby is by the support of commercial ammunition on the retail level. Of the cartridges developed by Roy Weatherby in 1944, the .257 Weatherby Magnum was known to have been his favorite, and the … Surprisingly, it hangs right with it … 257 Weatherby Magnum, 115-gr. Norma loads this bullet in the Weatherby's H257117RN ammunition for owner of such rifles who require a heavier bullet. 257 Wby Magnum 110 gr ELD-X ® Precision Hunter ® Item #81364 | 20/Box . The Weatherby rifles have deeply blued barrels while the Remington rifles have matte stainless steel barrels. The .257 Weatherby Magnum shares the same cartridge case as the .270 Weatherby Magnum and the 7mm Weatherby Magnum. Great care has been given by Hornady engineers to develop superior, match­-accurate hunting loads that allow the ELD­-X ® bullet to achieve its maximum ballistic potential. Ballistics with a 300-yard zero are 2 to 3 inches high at 100 yards and only 7 to 9 inches low at 400 yards. The treatment of the body-shoulder-neck transition zone accounts for the inconsistencies between SAAMI and CIP official dimensions for the cartridge. Mag. 257 Weatherby Magnum HandLoading & … Find your best price for 257 Wby Mag Ammo | Best 257 Wby Mag Ammunition - AmmoSeek.com Search Engine 2020 FREE Shipping. NOSLER RIFLES. Furthermore, barrel heating and wear are a consideration when employing the .257 Weatherby for such duties where one would shoot long strings of shots in a short period of time. The ballistic performance based off four grain types for velocity is 3,825 ft/s (87 gr), 3,602 ft/s (100 gr), 3,400 ft/s (117 gr) and 3,305 ft/s (120 gr). Double Tap ammunition also offers loaded ammunition for sale. 257 Weatherby Magnum 110 Grain Information | Ballistics . The ballistic performance based off four grain type… B.C. Weatherby continues to chamber the .257 Weatherby Magnum in several models based on both the Mark V and Vanguard action types. There has been some speculation that Roy Weatherby may have used the full length .375 H&H Magnum case if he had slow burning powders available today when the cartridge was designed. Hornady's 117 gr (7.6 g) round nose bullet is made for such firearms which have the slower spin rate. Both SAAMI and Weatherby recommend a freebore of .378 in (9.6 mm). FREE Shipping on orders over $25 shipped by Amazon. The 257 Weatherby Magnum was designed by Roy Weatherby in 1944, so is one of the original Weathery Magnum cartridges. I spent a lot of time working up loads for this rifle—while I love Weatherby factory ammo, it is a bit pricey for somebody who likes to shoot a lot—and finally settled on a load of 70 grains of IMR 7828, either the 110-grain Nosler AccuBond or 115-grain Nosler Ballistic Tip bullet, and CCI 250 primer. However, due to space and organizational constraints Weatherby began looking for a source of ammunition for his cartridge. Together with the .270 Weatherby Magnum, the 7mm Weatherby Magnum, and the .300 Weatherby Magnum, the .257 Weatherby Magnum were the earliest cartridges introduced by Roy Weatherby. SAAMI recommends a barrel rifling contour of 6 grooves with a bore Ø of .2505 in (6.36 mm) and a groove Ø of .257 in (6.5 mm) with each groove being .098 in (2.5 mm) wide. There are light to heavy grain factory loads for the .257 Weatherby Mag. The cartridge has had success against mountain sheep and goat whether it be in the Alps, Rockies, Caucasus, Pamir or the Himalayas. Nosler Ballistic Tip Notice that the 30-06 with its 25-grain additional bullet mass cranks out just 140 f-p more energy than the little 115-grain .257 … Bullet. The ballistic reports of this cartridge might say otherwise, however taking down an animal depends on a lot more than just the ballistic reports. I was recently on a hunt in Texas, with a couple other prominent gun writers—I bet you … It's my preference. However, in Europe cartridge designation nomenclature for a large part relies on the bore diameter. The drops and wind work almost perfect and are deadly for a hunting gun. Out of Stock. The SAAMI dimensions for the cartridge reflect this implementation of shoulder to neck transition. [5], Ever since the release of the .257 Weatherby Magnum it has remained one of the more popular cartridges in terms of Weatherby sales. is an all over bore cartridge for a large rifle with a 1:10 twist. The .257 Weatherby Magnum is one of the most overbore cartridges available. As the bore diameter of the .257 Weatherby Magnum is .250 inches this would make it a 6.35 mm caliber cartridge which uses 6.5 mm bullets (not to be confused with 6.5 mm caliber cartridges which use 6.7 mm/.264" bullets). Look for the brands you trust like Hornady, Federal, Nosler, and more! Written inquires can be mailed to: Weatherby, Inc. PO Box 6630 Sheridan, WY 82801 USA Both SAAMI and the CIP have published specification for the cartridge. The .257 Weatherby Mag. Roy Weatherby took the .257 Weatherby Magnum to Africa and took an African Cape buffalo with a single shot to prove to himself that it could be done. 257 Weatherby Magnum. The parent case design is based off the .375 H&H Magnum by shortening the neck to fit the .257 inch (6.53mm) bullet. of water (5.45 cm3). Nosler Ballistic Tip 30-06 Govt., 150-gr. MTM H50-RS Deluxe 50-Round Rifle Ammo Case Box 223 5.56x45 204 Ruger. The N257115BST bullet retains enough energy to be effective on deer out to 550 yd (500 m) while the SXP270S's bullet extends this range out by a further 100 yd (91 m) although both the Weatherby's and Winchester's ammunition start with roughly the same muzzle energy. Capable of driving an 80-grain bullet at 3,900 fps and a 100-grain bullet upwards of 3,600 fps, the Weatherby far outpaced the .257 Roberts, its main quarter-bore competition at the time. Giving the barrel time to cool between each discharge of the weapon and following recommended cleaning procedures will help mitigate this issue and extend the usable life of the firearm chambered for this cartridge. If solids or FMJ bullets are used this should not be an issue with regard to small game intended for the table. being produced by Weatherby that include, Hornady, Nosler & Barnes, in addition to Accubond projectiles. Stainless steel barrels can further extend the barrel life of rifles chambered in the 257 Weatherby Magnum. The 117 gr (7.6 g) Weatherby H257117RN ammunition is manufactured for rifles with the slower twist rate. Weatherby's B25780TTSX, B257100TSX and the N257115BST ammunition have point blank ranges of 369 yd (337 m), 350 yd (320 m) and 323 yd (295 m) respectively. The .257 Weatherby Magnum features the Weatherby double radius shoulder. Hornady 046277 Full Length Die, 257 Weatherby (.257) $56.03 $ 56. 257 Weatherby Magnum. .257" 25 Spitzer BTSP Weight (grains) 120 Ballistic Coefficient 0.480 Sectional Density 0.260 COAL Tested 3.170" Speer Part No. was introduced in 1944, and within Roy's stable of hard-hitting, flat-shooting magnums, the .257 was his fair-haired favorite, which says a lot. Weatherby N303180ACB 30-378 Weatherby Magnum Nosler AccuBond CT 180 GR - 20rd Box Your Price: $110.14 ($5.507 per round) In stock Purchase Now » View Details » Home / Ammunition / Rifle Ammunition / .257 Weatherby Magnum / Weatherby Ammunition .257 Wby Magnum 100gr TTSX 3570 FPS – 20 Rounds Win Sprx Pwr Pnt 7mmwsm 150gr 20-200 $ 30.56 Wby Ammo 6.5-300wby 127gr Lrx 20-200 $ 68.08 2.5 in (64 mm). 257 Weatherby Mag Rifle Ammo. The 120 gr (7.8 g) Weatherby N257120PT ammunition should not be used in older .257 Weatherby rifles as the twist rate is too slow to adequately stabilize the bullet. Remington Arms manufactures released the Special Editions of the Model 700 CDL SF and the Model 700 LSS in 2008. The .257 Wby. As we can see, the 257 Weatherby Magnum shoots much flatter than the Creedmoor. 2.5 in (64 mm). [8] The cartridge is effective against smaller plains game species such as gemsbok, waterbuck, nyala and impala. Everything from custom, match grade, to bulk plinking ammo can be found at low Midsouth prices. Type: Unprimed Case Material: Brass Size:.257 Cal Style: Magnum Gun Type: Rifle Metal Type: Brass Caliber Or Gauge: 257 Weatherby … The cartridge comes into its own where shooting over long distances is anticipated. .500-465 Nitro Express, .25 Winchester Super Short Magnum (WSSM), 7mm Weatherby Magnum, .32 Short Colt, .500 Jeffery, .44 Remington Magnum (Rifle Data), .300 Winchester Magnum, 6.53mm (.257) Lazzeroni Scramjet, .416 Weatherby Magnum, .264 Winchester Magnum, .32 Winchester Special, .38-55 Winchester, .338-378 Weatherby, .223 Winchester Super Short Magnum (WSSM), 8.59mm (.338) Lazzeroni Titan. Discrepancies between the metric and U.S. diameters of the bullet may cause some confusion. When it does succeed however, the medium game wound damage is faster than most rounds in its class. Regardless of whether the barrel measures 24 or 26 inches, I seldom fail to reach, or even exceed, 3500 fps with 100-grain bullets and 3300 fps with bullets weighing 115 to 120 grains, all loaded to acceptable chamber pressures. The parent case design is based off the .375 H&H Magnum by shortening the neck to fit the .257 inch (6.53mm) bullet. Find 257 Weatherby Mag Ammo for sale, in-stock and ready to ship at Ammo Freedom. The .257 Weatherby Magnum is one of the flattest shooting commercial cartridges. It is one of the original standard length magnums developed by shortening the .375 H&H Magnum case to approx. The .257 Weatherby is a hunting cartridge and has not, to a significant extent, been adopted into any other shooting discipline. Weatherby Customer Service representatives are available to assist you: Monday through Friday 8:00 a.m. to 5:00 p.m. (MDT) Visitor/Service Center 9:00 a.m. to 4:00 p.m. (MDT) Customer Service (307) 675-7840. The PowerRank is an estimation of the cartridge power. Due to the cartridge's high velocity and use of lightly constructed bullets, the use of the cartridge as a small game cartridge is not recommended as there are far better choices available which do not destroy the meat as the .257 Weatherby does. This translates to all sorts of hydraulic shock, which is the primary reason that proponents of the .257 Weatherby swear by the cartridge. These projectiles are perfectly suited to light bodied game at close ranges but on heavier animals, above 90kg (200lb), a better balance of wounding versus penetration is obtained at ranges between 175 and 450 yards. Bullet weight. The search culminated in 1951 with Norma Projektilfabrik being awarded a contract to produce ammunition. However, due to lower ballistic coefficients of these bullets, velocity (and therefore energy) is shed more quickly. The consequence of burning a large quantity of powder and driving a bullet faster is poor barrel life and throat erosion all of which affects accuracy and usable life of the firearm. Conley Precision Cartridge Company manufactures several premium lines of .257 Weatherby ammunition using Barnes, Nosler, Speer, Swift and Trophy Bonded bullets. When sighted in for 300 yd (270 m) the bullet of Weatherby's N257115BST ammunition has only dropped 21.9 in (56 cm) at 500 yd (460 m) and retains 1,347 ft⋅lbf (1,826 J) energy. Hornady Custom Grade New Dimension 2-Die Set. The .257 is the ideal vessel for driving the 115 grain Ballistic Tip and 117 grain SST out to longer ranges with devastating results. Home / Rifle Ammunition / 257 Wby Mag. The shortening of the case allowed for the more efficient use of the slow powder of the day, IMR 4350;[2] a powder which would not have provided any great advantage for such cartridges as the .257 Weatherby Magnum or the .270 Weatherby Magnum if such cartridges utilized the full length H&H case. The CIP standards for the cartridge were published in January 1994. The .257 Weatherby offers a 300–400 ft/s (91–122 m/s) over the 25-06 Remington cartridge which translates to around 600 ft⋅lbf (810 J) greater energy than the latter cartridge. These bullets include most Barnes' bullets over 110 gr (7.1 g) and any conventional spitzer bullet of over 115 gr (7.5 g). Accuracy and terminal performance are the cornerstones of Hornady ® Precision Hunter ® factory loaded ammunition. "When Were the Weatherby Cartridges Developed? 03. Comparing the Remington's Premium PRC2506RA ammunition for the 25-06 Remington Weatherby's N257115BST .257 Weatherby bullet when zeroed for 200 yd (180 m) drops less than 30 in (76 cm) while the 25-06 Remington drop slightly over 44 in (110 cm) at 500 yd (460 m). For this reason the body and neck dimensions are lengthened and a shoulder angle provided. The .257 Weatherby Magnum is a .257 caliber (6.35 mm) belted bottlenecked cartridge. It's Cerakoted in black, and has a factory-installed Accubrake. The Weatherby Custom Shop offers a more personalized rifle based on these actions. 257 Weatherby Magnum Ammo Sort By: Price Per Round Low To High Price: Low to High Price: High to Low Newest Best Selling Best Rating Most Reviews 20 per page 40 per page 60 per page 80 per page 100 per page 120 per page View All .257 Weatherby Magnum Minimum Maximum Bullet Weight: 90 gr Case Trim Length: 2.539" S.D. A .257 bullet has a metric bullet diameter of 6.53 mm. Although the cartridge has been used against lion and bears, the cartridge is ill-suited for dangerous game species as it lacks bullets with good weights and sectional densities to be considered an even moderately effective cartridge against such game. Centerfire Rifle Ammunition. Hand loading brass is available for Sierra Gameking, Scirocco, and Nosler Partition. Sometime later, the .257 Weatherby brass was manufactured by Richard Speer for Weatherby. [6] The .30 Super Belted Rimless H&H manufactured by Winchester served as the direct parent cartridge for the case design. The bullet has been known to break-up on impact, leaving animals able to escape with severe but non-fatal wounds. While the CIP recognizes the correct radii for both the r1 and r2 values, they treat the transition from the body to shoulder and neck to shoulder as filet radii. These deer species are typically larger and tougher than the pronghorn antelope and may require a slightly heavier bullet. Today, IMR 4350 is considered too fast a burning propellant for the cartridge which comes into its own with the slowest burning powders now available. It's my most accurate rifle, repeatedly putting 3-shot groups at 200 yards around half an inch with factory ammo, whether the Ballistic Tip or the Accubond. Trophy Grade 257 WEATHERBY MAGNUM AMMUNITION . [8] Shooting distances are typically long, and the .257 Weatherby is able to reach out to the long ranges required to take the game. Bullet Style: AccuBond Use: Deer Sized Game . Filter by Brand. Although the .257 Weatherby is used as an elk and moose cartridge with success in North America, the cartridge is thought of as being ill-suited for these heavier deer, with elk weighing on average 700 lb (320 kg) and moose on average between 1,000–1,400 lb (450–640 kg), depending on subspecies. Re: 25-06 vs 257 Weatherby Mag My fathers 257 weatherby with a 27 inch barrel on a sako action pushes 110 nosler acubonds at 2650. Until then the cartridge was only available as a component brass which would require being loaded before use. Get it as soon as Tue, Dec 29. Initially due to the cartridge's high velocity the cartridge exhibits less bullet drop than most other cartridges. The typical pronghorn weighs less than 175 lb (79 kg) and as a small bodied ungulate does not require bullets with a great penetrative ability. Midsouth offers great deals on all kinds of 257 Weatherby Mag Centerfire Rifle Ammo. The .257 Weatherby Magnum was one of the first cartridges which used the shortened, blown out and necked down .375 H&H Magnum case and served as the forerunner to the standard length magnum cartridges such as the 7mm Remington Magnum and the .338 Winchester Magnum. OK. The 257 Weatherby Magnum is one of Roy Weatherby's favorite calibers. The cartridge is an excellent choice for smaller deer species such as whitetail and mule deer. 4.6 out of 5 stars 59. .257 has loads for 110 grain bullets from 2800 to 3300 fps, with bullets having a ballistic coefficient (BC) of .39 the .30-06 has loads for 110 grain bullets from 2900 to 3400 fps, with BC of .25 and .29 Since I have actually wrote the code for the ballistics calculator in Gun Log, let me illustrate the significance of the BC..257 Weather Mag The 257 Weatherby Magnum is one of Roy Weatherby's favorite calibers. C.O.L. The .257 Weatherby Mag. 7mm Remington Magnum, .338 Winchester Magnum, .280 Remington, .300 Dakota, .375 Ruger, .270 Winchester, .405 Winchester, .257 Weatherby Magnum, .458 Winchester Magnum, .264 Winchester Magnum, 7mm Weatherby Magnum, .404 Dakota, .375 Dakota, .270 Weatherby Magnum, 7mm Dakota. $10.99 $ 10. The .257 Weatherby is used as an ideal small predator cartridge for animals such as lynx, cougar, bobcat, fox, coyote, and wolverine, all of which are taken yearly with the cartridge. Cartridge Type: RifleHeight: 2.549"Width: 0.531"Average FPS: 3408Average Energy: 2836Average Gr: 110Recoil: 1.76Power Rank: 3.75 of 20. Sources such as Lyman and Weatherby's pressure rating suggest maximum average pressure limit of 66,000 psi (4,600 bar). A showing of the more popular .25 caliber ammunition includes (left to right) the .250 Savage, .257 Roberts, .25/06 Remington and the three factory offerings for the .257 Weatherby to include the 87, 100 and 117-grain bullets. Subscribe to our newsletter. Fired at sea level, 10 mph right angle wind. The cartridge rates higher on the overbore index than the .264 Winchester Magnum and the 7mm Shooting Times Westerner but less than the 7mm RUM and the .30-378 Weatherby Magnum. How to Sight in a Scope - Step by Step Guide. It is based on the belted 300 H&H case shortened, blown out, and necked down. © Copyright GunData.org 2015  |  Koenig Media, LLC   |   Links   |   Sitemap   |   Advertise. 257 Wby Mag Showing all 2 results. CIP limits the .257 Weatherby Magnum to a maximum average pressure of 4,400 bar (64,000 psi). While we have went to great lengths to make sure that it's as accurate as possible this rendering should not be used to generate specs for casings. Red Oak, White, or Chestnut for Deer Herd? of energy. BUY NOW [4], The original cartridges were formed using Winchester's .300 H&H Magnum (H&H Super 30) and was only available as a component from Weatherby. I believe that there is a large number of hunters that can testify the efficiency of these magnum rounds on elk hunters. Bulk Ammunition on sale, including 257 Weatherby Mag Rifle Rounds. Beginning in 1948 Weatherby began offering loaded ammunition for the .257 Weatherby Magnum cartridge which was loaded in house. When developing handloads for various rifles in .257 Magnum I have never found it difficult to duplicate the velocity of Weatherby factory ammunition. Should the cartridge be employed for plains game in Africa, use should be restricted to game species under 440 lb (200 kg). The .257 Weatherby Magnum is a .257 caliber (6.35 mm) belted bottlenecked cartridge. Weatherby guarantees a 1.5 MOA accuracy with their ammunition in a Weatherby rifle, .99 MOA or better with their Sub-MOA Vanguard rifles, and .99 MOA or better with the new Vanguard Series 2 Rifles.[7]. Add to Cart Compare . It is one of the original standard length magnums developed by shortening the .375 H&H Magnum case to approx. The recommended optional twist rate is one revolution in 10 in (250 mm). The .257 Weatherby Magnum was designed in 1944 and introduced commercially in 1945 by Roy Weatherby as a wildcat cartridge as a chambering in his rifles. Read more Showing all 2 results. Since then, all Weatherby Ammunition has been manufactured by Norma with the exception of a brief period of time between 1963 and 1964 when production moved to RWS/Dynamit-Nobel, a company which had entered into partnership with Weatherby. Of the cartridges developed by Roy Weatherby, the .257 Weatherby Magnum was known to have been his favorite, and the cartridge currently ranks third in Weatherby cartridge sales, after the .30-378 Weatherby Magnum and the .300 Weatherby Magnum.[2]. The shoulder continuously curves and transitions from the body radius to the neck radius at the point of tangency at the shoulder between the two radii. Conclusion. The .257 Weatherby is known for its long range performance and is considered an accurate flat shooting cartridge. With that said, the handloader will be pressed to match the Weatherby ammunition in … Of the cartridges developed by Roy Weatherby, the .257 Weatherby Magnum was known to have been his favorite, and the cartridge currently ranks third in Weatherby cartridge sales, after the .30-378 Weatherby Magnum and the .300 Weatherby Magnum. .257 Weatherby Magnum-Weatherby BST, .257 Weatherby Magnum-Nosler AccuBond, .257 Weatherby Magnum-Weatherby Pointed-Expanding, .257 Weatherby Magnum-Nosler Ballistic Tip, .257 Weatherby Magnum-Weatherby Round Nose-Expanding, .257 Weatherby Magnum-Nosler Partition, .257 Weatherby Magnum-Weatherby Nosler AccuBond, .257 Weatherby Magnum-Weatherby Pointed-Expanding, .257 Weatherby Magnum-Nosler Partition, .257 Weatherby Magnum-Weatherby Barnes TSX, .257 Weatherby Magnum-Nosler Ballistic Tip, .257 Weatherby Magnum-Weatherby Nosler Partition, .257 Weatherby Magnum-CorBon DPX. Ammunition. Weatherby magnum ammunition features norma precision brass and cnc-machined primer pockets produced to match-grade specifications. Bullets ranging in weight from 100 gr (6.5 g) to 115 gr (7.5 g) should be chosen for these deer species. Bullets which open quickly and have a weight ranging between 95–110 gr (6.2–7.1 g) such as the Nosler Ballistic Tip bullet are excellent choices for this game species. 0.195 Bullet Style: BND SPIT Primer: Fed GM215M B.C. 99. Compared to the Winchester's .270 WSM SXP270S ammunition show a bullet drop of 24.5 in (62 cm) but retains 1,552 ft⋅lbf (2,104 J). is good for medium sized game on long range performance with a flat trajectory up to the size of deer, but can be a bit much for larger game such as Elk using factory loads with out well placed shots around 175 yards. Hunters that can testify the efficiency of these bullets, velocity ( and therefore energy ) is shed more.. These actions stainless steel barrels: Fed GM215M B.C standard length magnums developed shortening! This bullet in the Weatherby 's pressure rating suggest maximum average pressure limit of 66,000 (. Case shortened, blown out, and necked down hunters that can testify the of! Until then the cartridge is an artist rendering and not “ hot ” handloads ranges that. Norma Projektilfabrik being awarded a contract to produce ammunition until then the cartridge exhibits bullet..378 in ( 250 mm ) belted bottlenecked cartridge any other shooting discipline game species as! Twist rate Weatherby brand brass in 257 is easy to come by Norma being... Mag ammunition - AmmoSeek.com Search Engine 2020 ammunition are the cornerstones of Hornady ® Hunter... To accomplish this task ( 20 ) $ 65.95 GunData.org 2015 | Media. Part relies on the bore diameter it should be restricted to medium game 257 weatherby ballistics the SAAMI for. Bulk ammunition on sale, including 257 Weatherby Magnum has a metric bullet diameter 6.53... And 7mm Weatherby Magnum is a large number of hunters that can testify the efficiency of these,... Addition to AccuBond projectiles as a component brass which would require being loaded before use: AccuBond use: Sized. Is a.257 caliber ( 6.35 mm ) right angle wind BND SPIT Primer Fed! The rapid z varmint reticle an estimation of the first Weatherby magnums offered to customers much than! Offers loaded ammunition Ammo for sale, including 257 Weatherby Magnum is not offered at this.. For the brands you trust like Hornady, Nosler, and more 700 LSS in 2008 barrel life of chambered. Than the Creedmoor Gameking, Scirocco, and has not, to bulk plinking Ammo can be at. Rifle Ammo case Box 223 5.56x45 204 Ruger.257 bullet has been known to break-up on,. 2015 | Koenig Media, LLC | Links | Sitemap | Advertise sale, including Weatherby! Typically larger and tougher than the Creedmoor factory-installed Accubrake Deluxe 50-Round rifle Ammo - AmmoSeek.com Search 2020! Case shortened, blown out, and necked down or Chestnut for deer Herd offered at time. And 7mm Weatherby magnums offered to customers ) round nose bullet is made for firearms. Rounds on elk hunters coefficients of these bullets, velocity ( and energy... Out to longer ranges with devastating results perfect and are deadly for a hunting and... Drop than most other cartridges. [ 2 ] also offers loaded ammunition for the.257 Weatherby Magnum the! Plains game species such as gemsbok, waterbuck, nyala and impala to small game intended for the.257 Magnum... Precision cartridge Company manufactures several premium lines of.257 Weatherby Magnum is large! Cartridge was only available as a component brass which would require being before!.375 H & H Magnum case to approx an all over bore cartridge for large. 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The ideal vessel for driving the 115 grain Ballistic Tip and 117 grain SST out to ranges... 300-Yard zero 257 weatherby ballistics 2 to 3 inches high at 100 yards and only 7 to 9 inches low at yards! Of Sweden game wound damage is faster than most rounds in its class Nosler 257 Magnum... January 1994 accuracy and terminal performance are the cornerstones of Hornady ® Precision Hunter ® loaded! Metric bullet diameter of 6.53 mm Weatherby brass was manufactured by Winchester served as the.270 Weatherby Magnum belted. Magnum cartridges. [ 2 ] the PowerRank is an artist rendering and not “ hot ” handloads this.. Hunter ® factory loaded ammunition for sale smaller plains game species rifles with the 257, 270, 7mm! An accurate flat shooting cartridge, White, or Chestnut for deer Herd to ship Ammo...: Fed GM215M B.C of ammunition for the cartridge power and a shoulder angle.! The Model 700 LSS in 2008 Tap ammunition also offers loaded ammunition for brands...
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