ProMag Glock 22/23/27 Magazine .40 S&W Polymer

This aftermarket magazine is designed for Glock Model 22, 23 and 27 pistols chambered in .40 S&W. The body uses a DuPont Zytel-based polymer with a full-length internal steel insert and an injection-molded follower. The spring is formed from heat-treated chrome-silicon wire to support consistent feeding and long service life. Made in the USA, it is intended for range use, duty equipment, and general replacement purposes.

Key Specifications

• Compatible with Glock models 22, 23, and 27.
• Designed for the .40 S&W cartridge.
• Magazine body constructed of DuPont Zytel-based polymer.
• Includes a full-length internal steel insert for added rigidity.
• Features an injection-molded follower for reliable feeding.
• Spring made from heat-treated chrome-silicon wire.
• Finish is black.
• Manufactured in the USA.
• Listed capacity varies by source and requires verification; see notes.

This ProMag replacement magazine focuses on durable construction and consistent function. Its polymer body with a welded internal insert and robust spring/follower assembly provides a practical option for range work, accessory setups, and duty inventories where proven components and straightforward performance are required.