You would not put a plastic magazine into your pistol, why put one in your rifle?
Ammunition Storage Components (ASC) is a U.S.A. manufacturer of metal, high-quality AR magazines in multiple calibers.
A.S.C. manufactures magazines from stainless steel and aluminum. The followers are true anti-tilt followers to give you reliable feeding from bottom to top..
ASC AR-15 magazines are the highest-quality, longest-lasting, most-reliable magazines for for your AR and the only ones we sell with our AR-15 platforms.