Promag 50-Round Drum Magazine for Glock AR-15 9mm - Black Polymer

The Promag Glock AR-15 9mm Drum Magazine is a reliable 50-round magazine designed for 9mm AR-15 carbines using Glock-style magazines. Constructed from a durable DuPont Zytel-based polymer, this magazine features a full-length steel internal insert for added strength and reliability. The injection molded magazine follower and heat-treated stainless steel spring ensure smooth feeding, making it an excellent choice for competitive shooting and recreational use. This flush-fit drum magazine is compatible only with 9mm AR-15s that utilize Glock-style magazines, not Glock pistols. Made in the USA, it delivers performance you can trust at the range or in the field.