ProMag DRMA19 50rd Drum Magazine for Glock 22/23 .40 S&W

The ProMag DRMA19 is a 50-round drum magazine designed for Glock Model 22 and 23 pistols chambered in .40 S&W. It features a DuPont Zytel-based polymer drum housing and an upper tower with a full-length steel internal insert modeled after factory construction. The magazine includes an injection-molded follower and a heat-treated spring design and is manufactured in the United States.

Key Specifications

• The capacity is 50 rounds.
• The caliber is .40 S&W.
• Compatible with Glock Model 22 and Model 23.
• The drum housing is constructed of a DuPont Zytel-based polymer.
• The magazine upper tower includes a full-length steel internal insert.
• The follower is injection molded.
• The spring is formed from heat-treated wire.
• The finish is black.
• Overall dimensions are 3.20 x 6.65 x 14.50 as provided by manufacturer data.

This drum magazine provides a high-capacity option for range use and tactical-style practice sessions where extended capacity is appropriate. Built with a reinforced upper tower and polymer drum housing, it balances durability and weight for handling during extended use. The ProMag DRMA19 is finished in matte black and is produced in the U.S., making it a practical spare or replacement magazine for qualified Glock owners.