ProMag ProMag Polymer Magazine AR-15 .223/5.56mm Olive Drab 40 rd. RM-40-OD

ProMag Polymer Magazine
AR-15 .223/5.56mm Olive Drab 40 rd.
This magazine fits AR-15 firearms chambered in 5.56mm / .223 Rem. It has a body made of a DuPont Zytel based polymer. Additional components include a patented anti-tilt Roller follower and a spring formed from heat treated chrome silicon wire.
Fits AR-15s in 5.56mm / .223 Rem;Magazine body constructed of proprietary DuPont Zytel based polymer;Patented anti-tilt Roller follower;Spring formed from heat treated chrome silicon wire