he Magpul PMAG D-50 is a rugged, lightweight 50-round polymer drum magazine designed for 7.62x51 NATO/.308 Winchester ammunition for SR25/M110 pattern rifles. It's capable of using longer-than-SAAMl-spec match ammunition. up to 2.830" OAL, such as M118LR.
Along with expanded feature set and compatibility, the GEN M3 incorporates new material technology and manufacturing processes for enhanced strength, durability, and reliability to exceed rigorous military performance specifications.