ProMag GLK12 6-Round 9mm Magazine for Glock 43

The ProMag GLK12 is a 6-round replacement magazine designed specifically for the Glock 43 in 9mm. The body is constructed from a DuPont Zytel-based polymer with a full-length steel internal insert for structural support. It uses an injection-molded follower and a spring formed from heat-treated chrome silicon wire and is manufactured in the USA.

Key Specifications

• The capacity is 6 rounds.
• The caliber is 9mm.
• Compatible with the Glock 43.
• The magazine body is made from DuPont Zytel-based polymer.
• The magazine includes a full-length steel internal insert.
• The follower is an injection-molded magazine follower.
• The spring is formed from heat-treated chrome silicon wire.
• The finish is black.
• The dimensions are 1.25 x 4.15 x 6.55.
• Manufactured in the USA.

As a compact, factory-compatible magazine for the Glock 43, the GLK12 provides a serviceable spare or replacement for everyday carry and range use. Its polymer body with an internal steel insert and durable spring construction are intended to deliver consistent feeding and handling while maintaining a low profile for concealed carry applications.