The next-generation PMAG 10 GEN M3 is a 10-round polymer magazine for AR15/M4 compatible weapons chambered in 5.56x45 NATO / .223 Remington. Along with an expanded feature set and compatibility, the GEN M3 incorporates new material technology and manufacturing processes for enhanced strength, durability, and reliability. The PMAG 10 provides next-generation performance for those needing lower profile magazines.