HSM Ammunition Low Recoil .308 Winchester 150 Grain Spitzer Brass Cased Rifle Ammo 20 Rounds. There is no compromise in performance and accuracy when compared to bullets found topping other low recoil ammunition. HSM partnered with world-renowned Sierra Bullets in developing these HSM proprietary bullets featuring a distinct HSM orange polymer tip. They are as technologically advanced as has yet been encountered. Shoots great Less Recoil Specifications for HSM Ammunition Low Recoil .308 Winchester 150 Grain Spitzer Brass Cased Rifle Ammunition: Manufacturer: HSM Ammunition Caliber: .308 Winchester Number of Rounds: 20 Bullet Type: Spitzer Bullet Weight: 150 grain Cartridge Case Material: Brass Muzzle Velocity: 2350 ft/s Application: Medium Game Primer Style: Centerfire What is HSM Ammunition Low Recoil .308 Winchester 150 Grain Spitzer Brass Cased Rifle Ammunition good for? The manufacturer thinks that it is suitable for medium game.HSM Ammunition 30844N: Low Recoil .308 Winchester 150 Grain Brass Cased Rifle Ammo 20 Rounds