Atomic 300 BLK 220gr BTHP Subsonic 20rd Box

Atomic 300 Blackout subsonic ammunition with a 220gr hollow point boat tail bullet, 20rd to the box. Subsonic means the bullet travels below the speed of sound.

Use it only in a firearm chambered for 300 AAC Blackout. Never fire 300 Blackout in a 5.56 or 223 chamber; the rounds can be mixed up, and the result can be dangerous.