This is .308 Winchester Razorback XT 150gr. Beveled Profile Protected Hollow Point Ammo. Razorback XT ammunition is designed specifically for the rugged demands of boar hunting. It drives through thick hide and bone to deliver lethal impact on the toughest wild boars. Engineered hollow point is optimized for delayed expansion through heavy hide. Winchester loaded these rounds with a low flash powder that reduces muzzle flash, preventing night blindness. Lead-free bullet offers maximum weight retention and strength. Muzzle velocity of 2810 fps. This ammo is packed in 20rd. boxes.