The next-generation PMAG 40 AR/ M4 Gen M3 is a 40-round 5.56x45 NATO (.223 Remington) polymer magazine for AR15/M4 compatible weapons. Along with expanded feature set and compatibility" the PMAG 40 AR/M4 Gen M3 incorporates new material technology and manufacturing processes for enhanced strength" durability" and reliability to exceed rigorous military performance specifications. While it 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 416/MR556A1/M27 IAR" British SA-80" FN SCAR MK 16/16S" and others.

Features:
Reliable and Durable Construction, next-generation impact and crush resistant polymer construction
Modified dimensions allow for wider compatibility with non Colt-spec platforms
Constant-curve internal geometry for smooth feeding and anti-tilt, self-lubricating follower for increased reliability
Ribbed gripping surface and new aggressive front and rear texture for positive magazine handling.