ProMag Industries Magazine, 223 Rem/556 NATO, 10 Rounds, Fits AR-15, Steel, Black COL08

A steel magazine for AR-15 rifles in .223 / 5.56mm. It features an injection molded magazine follower and a spring formed from heat-treated chrome silicon wire. FIts AR-15 .223/5.56 rifles;Magazine body constructed from heat treated steel;Injection molded magazine follower;Spring formed from heat treated chrome silicon wire;This 10-round magazine is the length of a G.I. 20-round magazine