Tag Archive: AM-TAC Precision

Oct 12

Gorilla Ammunition 223 Remington 77gr Sierra MatchKing

Berz reviews the .223 Remington, 77gr Sierra MatchKing ammo from Gorilla Ammunition. Gorilla Ammunition .223 Remington, 77gr Sierra MatchKing Specs: Caliber = 223 Remington Projectile = 77gr Sierra MatchKing Muzzle Velocity = 2540 FPS Muzzle Energy = 1102 ft/lbs