Federal P9HST2S Premium Personal Defense HST Micro 9mm Luger 147 GR HSTJHP 20 Bx/ 10 Cs Federal Premium Personal Defense line provides consistent expansion, optimum penetration and superior terminal performance with bullet weights and propellants optimized for the most efficient cycling and accuracy in subcompact handguns. SPECIFICATIONS: Mfg Item Num:       P9HST2S               Category:           CENTERFIRE HANDGUN ROUNDS     Caliber             :9mm Luger Bullet Type         :HST Jacketed Hollow Point Bullet Weight       :147 GR Muzzle Energy       :326 ft lbs Muzzle Velocity     :1000 fps Rounds Per Box      :20 Boxes Per Case      :10 Application         :Personal/Home Defense Casing Material     :Brass