Experience unparalleled reliability with the ProMag Industries DRM-A8-FDE 65-Round Drum Magazine, specially engineered for AR-15 rifles. Crafted using both traditional techniques and modern materials, this magazine guarantees performance. Its robust construction combines heat-treated high carbon steel with advanced polymer technology, offering exceptional durability and a lifetime guarantee against defects, ensuring peace of mind for users. 65-round drum magazine Fits AR-15 5.56mm rifles Over molded stamped steel feed lips and magazine catch Magazine body constructed of a proprietary DuPont Zytel based polymer Injection molded follower Magazine spring formed from heat treated chrome silicon wire Made in USA Choose ProMag for unmatched magazine performance and reliability in your shooting experience.