Promag AR15/M16 .223/5.56x45mm 42 Round Polymer Magazine
42 Round Magazine. AR-15 And M16 Compatible. This 42 round Promag magazine fits AR-15 / M16 .223 and 5.56 x 45mm rifles. Only the finest polymers & high carbon heat-treated steel go into Promag's magazine bodies. Bases & followers are injection molded from polymers selected for their durabil
