Black Hills Gold Rifle Ammunition features premium rifle bullets loaded for extreme reliability and accuracy. This Gold load is loaded with the Barnes Varmint Grenade bullet. These bullets feature a frangible copper/tin composite core. They are accurate bullets that can be driven at the highest velocities without coming apart, yet fragments explosively upon impact. The Varmint Grenade bullet is perfect for squirrels and prairie dog hunting but also for larger animals because there is little to no exit wound leaving the pelt virtually undamaged. This ammunition is new production, non-corrosive, in boxer primed, reloadable brass cases. Technical Information Caliber: 22-250 Remington Bullet Weight: 36 Grains Bullet Style: Barnes Varmint Grenade HP FB Lead-Free Case Type: Brass Ballistics Information: Muzzle Velocity: 4250 fps Muzzle Energy: 1444 ft. lbs.