WINCHESTER AMMO 300 WINCHESTER MAG 150g COPPER IMPACT LF 20b 10c

Copper Impact® ammunition is engineered specifically for big game hunters, utilizing a tough solid copper expanding projectile that provides more impact trauma, better energy transfer, and larger would cavities for faster knockdown.

3260 fps Muzzle Velocity

• ACCELERATED EXPANSION:  Large diameter polymer tip delivers rapid impact trauma
• FLAT TRAJECTORY:  High ballistics coefficient bullet with engineered boattail improves long range flight characteristics
• LETHAL ON BIG GAME:  Devastating performance on deer, elk, and anything in between
• SUPREME ENERGY TRANSFER:  Solid copper construction maximizes retained weight

This is loaded ammunition.