The FMK AG1 frame in 9mm, built for Glock 19 Gen3 lower parts kits (brand part no. FMKGAG1BGB), is a reinforced polymer replacement frame that ships 100% complete and ready for the parts kit of your choice. FMK Firearms maintains the same grip angle, controls, and geometry as the factory Glock 19, while adding enhanced texturing for a firmer grip. Among frame components in the semi-auto handguns category, this AG1 frame favors shooters building or upgrading a Glock 19-pattern pistol.

Key Specifications

• The frame is built for Glock 19 Gen3 lower parts kits.
• The construction is reinforced polymer.
• The frame maintains the same grip angle, controls, and geometry as the factory Glock 19.
• The grip includes enhanced texturing for a firmer hold.
• The action is Semi-Auto.

Frequently Asked Questions

Is this a complete pistol? No, it’s a frame that ships complete and ready for a Glock 19 Gen3-compatible lower parts kit.

Does this frame match Glock 19 ergonomics? Yes, it maintains the same grip angle, controls, and geometry, with added grip texturing.

Buy the FMK AG1 Frame for Glock 19 Gen3

A drop-in-ready replacement frame for a Glock 19-pattern build is exactly what this AG1 delivers. Order it from our Lubbock, Texas gun shop for fast, insured shipping to your FFL.