Our GNR Cartridges


Intended Game: Deer and smaller
Bullet Featured: .357 125 gr. Sierra JSP or Hornady XTP
Muzzle Velocity: 1850 fps; Blackhawk / 7.5” bbl
Effective Range: 100 yards +/-
Comment: As the primary load for this cartridge, it features relatively low recoil and high accuracy.

Intended Game: Deer and smaller
Bullet Featured: .357 125 gr. Sierra JSP or Hornady XTP
Muzzle Velocity: 1700 fps; Blackhawk / 6” bbl
Effective Range: 100 yards +/-
Comment: Same as above, except w/ lower pressures, is safe in S&W revolvers. Safe in Smith and Wesson revolvers.

Intended Game: Deer, medium sized hogs
Bullet Featured: .357 180 gr. WFNGC
Muzzle Velocity: 1700 fps; Blackhawk / 6” bbl
Effective Range: 100 yards +/-
Comment: With a heavier bullet this load provides more knock-down and is more effective on larger game. It can be used in shorter barreled revolvers as a back up gun in most of the lower 48.

Intended Game: Deer, hogs, cow elk
Bullet Featured: .410 170 gr. Sierra JHC
Muzzle Velocity: 1700 fps; Blackhawk / 7.5” bbl
Effective Range: 150 yards +/-
Comment: This is the primary load for this cartridge and is highly accurate with modest recoil. Hundreds of game animals have been taken with this load.

Intended Game: Deer, hogs
Bullet Featured: .410 170 gr. JHC
Muzzle Velocity: 1580 fps; Blackhawk / 7.5” bbl
Effective Range: 150 yards +/-
Comment: Same as above, except w/ lower pressures, is safe in S&W revolvers. Safe in Smith and Wesson revolvers.

Intended Game: Deer, hogs, cow elk
Bullet Featured: .410 250 gr. WFNGC
Muzzle Velocity: 1400 fps; Blackhawk / 7.5” bbl
Effective Range: 150 yards +/-
Comment: Heavier bullet provides more knock down. Good in short barreled revolvers for back-up in most of the US

Intended Game: Deer, big hogs, elk
Bullet Featured: .410 210 gr. Hornady XTP
Muzzle Velocity: 1800 fps; Blackhawk / 6” bbl
Effective Range: 250 yards +/-
Comment: This load is suitable for all but the largest of game encountered in the lower 48.

Intended Game: Deer, big hogs, elk
Bullet Featured: .410 255 gr. WFNGC
Muzzle Velocity: 1620 fps; Blackhawk / 6” bbl
Effective Range: 200 yards +/-
Comment: This is the primary load for this cartridge. It has plenty of power for large, mean, game, and, works well in an Encore or Revolver. In a revolver it makes an excellent back-up gun.

Intended Game: Buffalo, big bears, and other nasty critters
Bullet Featured: .511 350 gr. WFNGC
Muzzle Velocity: 1100 fps; Blackhawk / 6” bbl
Effective Range: 100 yards +/-
Comment: The short load was developed for people to practice with, but it is still deadly on large nasty critters. This is the load I carry most often.

Intended Game: Hogs, deer, cow elk
Bullet Featured: .511 315 gr. RN GC
Muzzle Velocity: 1000 fps; Blackhawk / 6” bbl
Effective Range: 100 yards +/-
Comment: This load was developed to use mainly for practice in your 510 revolver. But it takes game cleanly up to cow elk size. After shooting 510 350 Longs (or even 350 Shorts) shooting this load will seem like a 22. And it’s accurate too.

Intended Game: Buffalo, big bears, and other nasty critters
Bullet Featured: .511 350 gr. WFNGC
Muzzle Velocity: 1350 fps; Blackhawk / 6” bbl
Effective Range: 100 yards +/-
Comment: As the primary load for this cartridge it offers tremendous power, accuracy, and versatility. It can be used in revolvers as a back-up in grizzly bear country or anywhere else that dangerous game dwells. Has been shot through buffalo end-to-end.

Intended Game: Buffalo, big bears, and other nasty critters
Bullet Featured: .511 435 gr. WFNGC
Muzzle Velocity: 1450 fps; 12” Encore barrel w/ brake
Effective Range: 100 yards +/-
Comment: As the max load for this cartridge it’s a handful. Most often used in Encore barrels, it can be used in revolvers..

Intended Game: Deer, elk
Bullet Featured: .308 150 gr. Nosler Accubond
Muzzle Velocity: 2800 fps; 16” Encore barrel w/ brake
Effective Range: 300 yards +/-
Comment: This cartridge nearly equals the 300 win mag without the nasty recoil and works well in an Encore or a Reeder custom rifle. As accurate as any .308 cartridge the recoil is mild in an Encore with a muzzle brake.

Intended Game: Elk, moose
Bullet Featured: .323 200 gr. Nosler Accubond
Muzzle Velocity: 2550 fps; 15” Encore barrel w/ brake
Effective Range: 300 yards +/-
Comment: As the primary load (or only load) for this cartridge it has become the go-to round of this hunter. It has power, accuracy, and versatility, and, can be used on pretty much anything. It’s a pleasure to shoot in an Encore with a muzzle brake.

(Contender Safe)

Intended Game: Moose, buffalo
Bullet Featured: .375 225 gr. Hornady SP
Muzzle Velocity: 2460 fps; 15” Encore barrel w/ brake
Effective Range: 200 yards +/-
Comment: The most popular of all the GNR wildcats for big game. It’s versatile, accurate, powerful, and has take everything from 20 lb. Red Duikers to Bull Elephant. This loading is not meant for elephant but it will bring down nearly anything else very efficiently.

(Encore ONLY)
Intended Game: Buffalo, big bears, large African game
Bullet Featured: .375 260 gr. Nosler Accubond
Muzzle Velocity: 2350 fps; 15” Encore barrel w/ brake
Effective Range: 300 yards +/-
Comment: As the hottest load in the 378 line-up it’s the go-to for most hunters.

Other Cartridges


+P
Intended Game: Deer, hogs
Bullet Featured: 200 gr. Hornady XTP
Muzzle Velocity: 1200 fps; 4” bbl
Effective Range: 50 yards +/-
NOT TO BE USED IN COLTS OR COLT CLONES
+P
Intended Game: Deer, hogs
Bullet Featured: 255 gr. SWC
Muzzle Velocity: 1100 fps; 4” bbl
Effective Range: 50 yards +/-
NOT TO BE USED IN COLTS OR COLT CLONES
.45 LC 250 +P
Intended Game: Deer, hogs
Bullet Featured: 250 gr. Hornady XTP
Muzzle Velocity: 1350 fps
Effective Range: 50 yards +/-
Comment: Good for packing on your strong, modern revolver.
Not to be used in Colts or Colt clones.
+P
Intended Game: Deer, hogs
Bullet Featured: 300 gr. LFNGC
Muzzle Velocity: 1200 fps
Effective Range: 50 yards +/-
Comment: Popular for those who want a powerful load for their strong, modern 45 Long Colt Ruger or F.A., or, 454 Casull that doesn’t hurt your wrist when fired.
Not to be used in Colts or Colt clones.

Intended Game: Deer, hogs, elk, bear
Bullet Featured: .430 265 gr. WFNGC
Muzzle Velocity: 1500 fps; 10” Dan Wesson revolver
Effective Range: 150 yards +/-
Comment: This is one of our favorite “standard” cartridges. In a Dan Wesson Revolver the recoil is relatively mild and this load is extremely accurate.

Intended Game: Deer, hogs, elk, bear
Bullet Featured: .430 310 gr. LFNGC
Muzzle Velocity: 1400 fps; 10” Dan Wesson revolver
Effective Range: 150 yards +/-
Comment: Low recoil and excellent accuracy make this a popular choice for most any game in the lower 48.

 

 

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CPE - Andy Rowe
738 W. Pine Branch Lane
Pinetop, AZ 85935

andy@cartridgeperformance.com