![PROMAG MAG AR15 223REM 5.56 30RD BLK POLYMER PROMAG MAG AR15 223REM 5.56 30RD BLK POLYMER](https://cdn11.bigcommerce.com/s-c6aiidxwtg/images/stencil/300x300/products/35648/43196/BHPMCOLA18B__69561.1738869152.jpg?c=1)
A 20-rd magazine for AR-15 / M16 rifles and carbines. The magazine body and follower are constructed of a proprietary DuPont� Zytel based polymer to ensure a long service life. The springs are made from heat treated Chrome-silicon wire for increased reliability and smooth feeding.