Winchester’s copper impact features a large-impact-diameter copper extreme point which expands immediately upon contact to deliver massive knockdown power.Its solid copper bullet design offers improved weight retention over standard jacketed lead-core bullets.Caliber: 300 WSMBullet Type: Copper Extreme Point Lead-FreeBullet Weight: 150 grMuzzle Energy: 3410 ft lbsMuzzle Velocity: 3200 fpsRounds Per Box: 20Boxes Per Case: 10Application: HuntingCasing Material: BrassHazair: Yes
Trophy Grade Spitzer Partition 200 gr 300 Winchester Magnum Rifle Ammo - 20 Round Box Original price was: $98.41.$95.95Current price is: $95.95. 
Precision Hunter ELD-X 178 gr 300 Winchester Magnum Rifle Ammo - 20 Round Box Original price was: $62.52.$60.95Current price is: $60.95. Copper Impact Extreme Point Lead Free 150 gr 300 WSM Rifle Ammo – 20 Round Box
Original price was: $72.18.$71.95Current price is: $71.95.
