HORNADY 375 H&H MAG 270GR INTERLOCK 20RDHORNADY 375 H&H MAG 270GRINTERLOCK 20RD 6BX CSFEATURES Cartridge375 H&H Mag Bullet270 gr. InterLock SP RP SF Muzzle Velocity2800 fps Muzzle Energy4700ft. lb. Muzzle Trajectory 1. 5" Designed specifically for large game and safari hunting. Made with a hard lead antimony alloy cone, surrounded by a copper clad steel jacket. Coated steel cartridge cases. Non corrosive berdan primers Powder is matched carefully to each specific load for optimal pressure,