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Quick Look

The Glock 19X MOS entered service in 2018 as Glock's first crossover pistol blending the compact Glock 19 slide with the full-size Glock 17 frame. Designed for versatility and adaptability, it features Modular Optic System (MOS) compatibility for red dot optics. The Glock 19X MOS remains popular among service members and civilian shooters seeking a reliable, optics-ready handgun.

Why It's a Top Choice

Reliable Glock safe-action trigger system
Compact slide with full-size grip for control
Modular Optic System for red dot sight mounting
Durable nDLC finish for corrosion resistance
Popular in military and law enforcement

Key Variants

Glock 19X

The original crossover model released in 2018, ideal for duty and concealed carry with robust full-size features.

Glock 19X MOS

Adds optics-ready MOS cutouts for mounting red dots, favored by optics users and tactical shooters.

Competitor Comparison Table

Feature	Glock 19X Mos	Sig Sauer P320	Smith & Wesson M&P
MSRP	$870	$650	$700
Capacity/Size	17+1 rounds, full-size frame	17+1 rounds, modular frame	17+1 rounds, full-size frame
Weight	26.28 oz	29 oz	26.7 oz
Optics-Ready	Yes (MOS)	Yes	Yes
Trigger Type	Safe Action	Striker-fired	Striker-fired
Notable Pro	Durable finish and hybrid design	Modular grip system	Ergonomic grip texture
Notable Con	No ambidextrous controls	Some users report heavier trigger	Slide may be bulky for concealment

Best Use Cases

Self-defense and concealed carry
Military and law enforcement duty
Competitive shooting with optics
Range training and practice
Home defense applications

FAQs

Can I mount a red dot optic on the Glock 19X MOS?

Yes. The MOS version includes slide cutouts and mounting plates to easily attach various red dot optics.

What is the magazine capacity of the Glock 19X MOS?

It uses a 17-round standard magazine, the same as the full-size Glock 17 frame it employs.

How does the Glock 19X MOS differ from a standard Glock 19?

The 19X MOS uses a full-size frame, has an optics-ready slide, and features a coyote color finish.

GLOCK 19X MOS for Sale