ProMag DRMA1 50rd Drum Magazine .308 / 7.62 NATO Black

The ProMag DRMA1 is a 50-round drum magazine specified for .308 / 7.62x51mm NATO chambering and intended for LR-308 / SR-25 pattern AR-type rifles. It uses a DuPont Zytel-based polymer body with over-molded stamped steel feed lips and catch, and a heat-treated stainless steel spring with an injection-molded follower. The unit is finished in black and is listed by the manufacturer as Made in USA.

Key Specifications

• Holds 50 rounds.
• Caliber specified as .308 / 7.62 NATO (manufacturer specification).
• Magazine body material listed as DuPont Zytel-based polymer.
• Finish identified as black.
• Compatible with LR-308 / SR-25 pattern AR-type rifles and noted as not fitting Armalite pattern magazines.
• Features over-molded stamped steel feed lips and magazine catch.
• Includes a heat-treated stainless steel magazine spring and an injection-molded follower.
• Described by the manufacturer as a steel & polymer hybrid design.
• Manufacturer origin listed as Made in USA.
• Model referenced as DRMA1 (ProMag).

Built to provide high-capacity feeding for LR-308 / SR-25 pattern AR-type rifles, the DRMA1 combines polymer construction with steel reinforcement in the feed area to support consistent operation in range and competition environments. Its straightforward design and manufacturer-specified components make it a practical choice for shooters who require an integrated, higher-capacity magazine option for compatible .308/7.62x51mm platform firearms.