Magpul Industries, Magazine, PMAG 10 LR/SR GEN M3, 308 Win/762NATO, 10 Round, Fits DPMS/SR25/LaRue OBR, BlackThe 7. 62x51 NATO (. 308 Winchester) PMAG 10 LR SR GEN M3 is a lightweight, cost effective, high reliability magazine for SR25 M110 pattern rifles in the smallest possible magazine size. Ideal for hunting applications with the addition of the Minus Five Round Limiter, for use in states where overall capacity is limited, or with precision platforms using longer than SAAMI spec match ammunition up to 2. 830" OAL. Perfect for use with a bipod or when