Underwood Ammo Gas Check Features The Underwood Ammo Gas Check load combines a 340 grain hard cast flat nose bullet with a gas check to shield the bullet s base from erosion at 1425 feet per second helping maintain consistent accuracy shot to shot. Loaded to a +P rating it produces 1533 ft-lbs of muzzle energy giving the .44 Remington Magnum added penetration for medium to large game hunting. The bullet s sectional density near 0.264 supports deep straight-line penetration through dense muscle and bone a key factor for hunters pursuing tough game. This round is rated supersonic ensuring full energy transfer is retained at realistic hunting distances. Each box holds 20 loaded rounds in nickel-plated brass casings which resist corrosion and feed reliably through revolvers built for the cartridge. Underwood Ammo builds this load for hunters who want a dependable hard-hitting option from a well-established revolver cartridge without stepping up to a larger bore. The load is also rated safe for use in a suppressor giving shooters flexibility for suppressed .44 Magnum setups. For revolver hunters seeking maximum performance from their .44 Magnum this Gas Check load delivers real stopping power. Underwood Ammo Gas Check Specifications Brand: Underwood Ammo Model: Gas Check Caliber: .44 Mag Bullet Weight: 340 gr Bullet Type: Hard Cast Flat Nose Muzzle Velocity: 1425 fps Muzzle Energy: 1533 ft lbs Rating: +P Rounds Per Box: 20 Available At: GrabAGun