Sig Sauer JHP 120gr .300 BLK Short Barrel Ammo

This supersonic duty round is engineered for reliable, controlled, 1.8x expansion, and superior feeding out of rifles with sub-9-inch barrels. 

The supersonic SBR Elite Copper Duty ammunition features an all-copper bullet and black oxide shell case to visually denote SBR capability.  Velocity is 1,897 fps with muzzle energy of 959 ft-lbs out of a 6 ¾-inch barrel.