PROMAG MAG RUGER MINI-14 223REM 42RD BLK POLYMER

42-round magazine – Fits Ruger® Mini-14® .223 cal / 5.56x45mm rifles – Magazine body constructed of a proprietary DuPont™ Zytel® based polymer – Injection molded magazine follower – Magazine spring formed from heat treated chrome silicone wire – Made in USA