MAGPUL MAG556 Black PMAG 30rd w/ Window GEN M3

The next-generation Magpul MAG556 PMAG 30 GEN M3 Window is a 30-round 5.56x45 NATO .223 Remington polymer magazine for AR-15 and M4 compatible weapons that features transparent windows to allow rapid visual identification of an approximate number of rounds remaining. Along with expanded feature set and compatibility, the GEN M3 Window incorporates new material technology and manufacturing processes for enhanced strength, durability, and reliability to exceed rigorous military performance specifications.