This powerful rifle ammunition manufactured with exacting standards with the gun owner in mind.Buffalo bore produces strictly big bore ammo with massive firepower and dramatic results.Popular calibers include: 45-70 magnum lever gun,heavy.444 marlin, heavy 38-55 winchester,heavy 348 winchester,50 alaskan, heavy 35 remington, sniper 223 remington, sniper 308 winchester, heavy 450 marlin, heavy 30/30.Caliber: 358 WinBullet Type: Barnes TSX Lead FreeBullet Weight: 225 grMuzzle Energy: 3122 ft lbsMuzzle Velocity: 2500 fpsRounds Per Box: 20Boxes Per Case: 12Application: Hunting,TargetCasing Material: BrassHazair: Yes