DuraMag SS Magazine AR-15 400 Legend 5-Round Stainless Steel Black

A Legendary caliber deserves a legendary magazine and the 400 Legend Duramag SS delivers the only purpose built magazine for this caliber. With the Duramag SS 400 mag you're getting .400 specific rib geometry which is crucial to reliable feeding and round stack internally. These magazines are also marked with 400 on the body and the follower to help with quick identification. The 400 Legend DURAMAG SS is an AR-15 pattern magazine designed for serious shooters who require the most out of their ma