Description
ProMag magazines are made in the USA and backed by a lifetime guarantee against manufacturer’s defects. Magazine springs are precision wound using heat-treated chrome silicon wire and each and every step of the assembly process is checked and double checked in order to maintain the same consistent level of quality.
50-Round Drum Magazine “Fits AR-308 / .308 Cal AR Type Rifles Using Lr-308 (Dpms) Or Sr-25 Pattern Magazines” “Magazine Body Constructed of a Proprietary Dupont Zytel Based Polymer” “Injection Molded Magazine Follower” “Magazine Spring Formed From Heat Treated Chrome Silicon Wire” “Does Not Fit Rifles Using Armalite Pattern Magazines” “Made in the U.S.A.”