Excellent medium velocity, all-around 10mm load loaded with the Barnes TAC-XP bullet for amazing expansion with 100% weight retention. This load is optimized for the 1911 platform. Caliber: 10mmBullet: 140 gr. Barnes TAC-XPVelocity: 1350 fpsMuzzle Energy: 566 ft-lbs.Test Barrel Length: 5"Quantity Per Box: 20