The PMAG 10 GEN M3 is a 10-round 5.56x45 NATO (.223 Remington) polymer magazine for AR15/M4 compatible weapons. Incorporating 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. While the GEN M3 is optimized for Colt-spec AR15/M4 platforms, modified internal and external geometry also permits operation with a range of additional weapons such as the HK Dust cover No longer included