Selected Handgun Detail

Manufacturer
	Glock Ges.m.b.H. More Info

About the Gun

Fourth-generation compact pistol incorporates the Modular Optic System with a factory-milled slide that accepts miniature reflex sights through interchangeable adapter plates. It includes interchangeable backstraps for grip customization, an enlarged reversible magazine release, a dual-recoil-spring assembly, and rough-textured frame surfaces. The design retains the short-recoil, locked-breech operating system with a striker-fired trigger mechanism.

Production

Produced from 2010 through 2025.

Market value

MSRP at production was around $700. Used examples currently average around $580-$650 in standard condition.

Cartridge Specifications
Cartridge:	9 mm Luger
Alias:	9 mm Parabellum
More Info

Analysis

This variant extended the Gen4 ergonomic and recoil-management updates to an optics-ready configuration on the compact platform. The factory slide cut simplified mounting of red-dot sights compared with aftermarket milling on non-MOS models, aligning with the growing adoption of pistol-mounted optics for defensive and law-enforcement applications. Production volumes for the MOS version were lower than those of the standard Gen4 counterpart, which limited overall supply. The model saw use in concealed-carry roles and as a duty or backup pistol where quick target acquisition with an optic was prioritized.