ProMag DRMA12 50rd 9mm Drum Magazine for AR-15

The ProMag DRMA12 is a 50-round drum magazine designed for 9mm AR-15 carbines that use Glock-style magazines. The drum housing is constructed from DuPont Zytel polymer and the magazine upper tower contains a full-length steel internal insert. The unit uses an injection-molded follower and a spring formed from heat-treated stainless steel. This magazine is manufactured in the U.S.A.

Key Specifications

• The capacity is 50 rounds.
• Caliber listed as 9mm Luger.
• Designed to fit AR-15 carbines using Glock-style 9mm magazines.
• Drum housing material is DuPont Zytel polymer.
• Finish is black.
• Overall dimensions are listed as 3.15 x 6.70 x 14.65.
• Height is listed as 3.1500.
• Width is listed as 6.7000.
• Length is listed as 14.6500.
• Weight is listed as 1.65.

With a durable polymer housing, steel internal insert, and precision-formed spring, the DRMA12 delivers the construction features expected for high-capacity Glock-pattern 9mm use in compatible AR-15 platforms. Its design provides a practical option where high-capacity Glock-style magazines are required for range use, training, and other lawful applications.