With a reloadable brass case CCI primers and Speer bullets Lawman Ammunition is a great combination of economy and performance. Perfect for training or target practice when you don t need an expensive hollow point bullet. This ammunition is new production non-corrosive in boxer primed reloadable brass cases. Technical Information Caliber: 357 Sig Bullet Weight: 125 Grains Bullet Style: Total Metal Jacket Case Type: Brass Ballistics Information: Muzzle Velocity: 1350 fps Muzzle Energy: 506 ft. lbs.