Sig Sauer .300 Blackout Ammo

The Sig Sauer 300BLK Match Grade Centerfire Rifle Ammo is designed to bring out the best in today's high-performance AR rifles. The ammo features match grade brass cases and will run through standard 223 Remington/5.56mm NATO components including magazines. These Supersonic rounds feature Sierra Matchking projectiles for superior accuracy, increased downrange terminal performance, and low noise level characteristics.