Hornady Superformance SST Ammunition 300 Winchester Magnum 180 Grain SST (20pk) Brand_Harris This bullet requires a barrel

This bullet requires a barrel twist rate of 1×8” or faster

7mm Japanese

beautify and polish your old stock

Featuring Hornady's trade mark InterLock ring system

won't cause extensive barrel fouling

Hornady Superformance SST Ammunition 300 Winchester Magnum 180 Grain SST (20pk) Brand_Harris This bullet requires a barrelSuperformance ammunition is loaded with proprietary propellants that increase the velocity ratings up to 200 feet per second compared to other popular brands. Because there is no increase in pressure, regardless of the caliber, there is no increase in felt recoil but there IS an increase in efficiency and high speed performance. From sub zero arctic temperatures to almost unbearable desert heat, Superformance ammunition can withstand any hunting