CCI Ammo Blazer® Rimfire 22 LR 38 GrainBlazer 22 Long Rifle ammo is loaded with a bullet thats great for everything from small game hunting to casual plinking. The loads cycle particularly well in semi automatic rifles. Quality bullet Ideal for everything from small game hunting to plinking Functions well in semi automatic firearms Specs Caliber 22 LR Grain Weight 38 Muzzle Velocity 1235 Package Quantity 425 Bullet Style Lead Round Nose Ballistic Coefficient . 128