Leverevolution represents a breakthrough in ammo design for lever action rifles and revolvers.Safe to use in tubular magazines, these bullets feature higher ballistic coefficients and deliver dramatically flatter trajectory for increased down range performance.Caliber: 357 MagBullet Type: Flex Tip eXpandingBullet Weight: 140 grMuzzle Energy: 644 ft lbsMuzzle Velocity: 1440 fpsRounds Per Box: 25Boxes Per Case: 10Application: Performance,ProtectionCasing Material: BrassHazair: Yes