ProMag builds this magazine (part no. GLK10) chambered in .380 ACP specifically for the Glock 42, matching the pocket pistol’s factory 6-round capacity. It’s constructed of DuPont Zytel polymer with a full-length steel internal insert for added rigidity, along with an injection-molded follower and a spring formed from chrome-silicon wire. At 9.15 inches overall and roughly 0.19 pounds, it’s a straightforward spare that keeps the G42’s slim concealed-carry profile intact. For ProMag owners of a Glock 42, this handgun magazine is a direct-fit replacement.

Key Specifications

• Chambered in .380 ACP.
• Holds 6 rounds, matching the Glock 42’s factory capacity.
• Fits the Glock 42.
• Built from DuPont Zytel polymer with a full-length steel internal insert.
• Spring formed from chrome-silicon wire.
• Follower is injection molded.
• Weighs approximately 0.19 pounds.

Frequently Asked Questions

What pistol does this magazine fit? The Glock 42, chambered in .380 ACP.

How many rounds does it hold? 6 rounds, matching the G42’s factory capacity.

Buy the ProMag Glock 42 Magazine

A slim, steel-reinforced spare built to match factory capacity, this ProMag magazine is an easy backup for any Glock 42 carrier. Order it from our Lubbock, Texas gun shop for fast, insured shipping.