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Glock · Pistol

Glock G22 Gen5 MOS

Short recoil (semi-automatic) · .40 S&W · introduced 2022

Also known as G22 Gen5 MOS, Glock 22 Gen 5 MOS

About the Glock G22 Gen5 MOS

The Glock G22 Gen5 MOS is a semi-automatic pistol chambered in .40 S&W, produced by Glock Ges.m.b.H. since 2022. This Austrian-manufactured firearm reflects the engineering traditions and quality standards of its country of origin, designed to meet the demands of both civilian and professional users in a competitive global marketplace. Featuring a 15-round magazine capacity, this pistol offers generous firepower for duty use and home defense. The striker-fired action provides a consistent trigger pull for every shot, simplifying training and reducing the manual of arms - a design philosophy that has become the dominant paradigm in modern defensive handguns. The 4.5-inch barrel provides an excellent balance between sight radius and portability, making it equally suitable for duty carry and recreational shooting. Weighing 732g (25.8 oz) empty, this firearm strikes a practical balance between manageable carry weight and sufficient mass to moderate felt recoil during shooting. The polymer frame construction reduces weight while providing a textured, ergonomic grip surface designed for secure handling in all conditions. This firearm represents its manufacturer's commitment to delivering a well-engineered, reliable product that serves the needs of discerning shooters seeking quality, accuracy, and dependable performance from a proven platform.

The Glock 22 Gen5 MOS represents a curious intersection of firearms trends: adding the latest optics technology to a caliber that many consider yesterday's news. Yet for the thousands of agencies still running .40 S&W, the MOS variant offers a practical upgrade path -- adding a red dot sight to an existing duty caliber without the cost and logistics of a full platform change. It's a pragmatic solution for departments that have decades of .40 S&W ammunition contracts and training protocols they're not ready to abandon.

Glock G22 Gen5 MOS specifications

General

Type
Pistol
Action
Short recoil (semi-automatic)
Firing mechanism
Striker-fired
Trigger
Safe action
Trigger pull
2.7 kg (5.8 lb)
Calibres
.40 S&W
Magazine capacity
15 rounds
Magazine
Detachable box magazine

Dimensions

Barrel length
114 mm (4.5 in)
Overall length
202 mm (8.0 in)
Height
140 mm (5.5 in)
Width
34 mm (1.3 in)
Weight (empty)
0.73 kg (1.61 lb)
Weight (loaded)
1.06 kg (2.33 lb)
Sight radius
168 mm (6.6 in)

Barrel

Rifling twist
1:10 in (250 mm)
Rifling
Right hand
Grooves
6

Materials

Barrel
Steel
Receiver / frame
Polymer
Slide
Steel
Finish
nDLC

Performance

Muzzle velocity (typical)
308 m/s (1010 fps)
Muzzle energy (typical)
546 J (403 ft·lb)
Effective range
50 m

History

Introduced
2022
Production status
In production
Country of origin
AT
Designer
Gaston Glock

Features

  • Optics ready
  • Modular optic system
  • Polymer frame
  • Safe action trigger
  • Polygonal rifling
  • Accessory rail
  • Ambidextrous slide stop
  • Reversible mag release
  • Flared mag well
  • Marksman barrel
  • Rough textured frame
  • No finger grooves
  • Front slide serrations
  • Modular backstrap system

Safety

  • Trigger safety
  • Firing pin safety
  • Drop safety

The G22 Gen5 MOS shares the same weight and most dimensions as the standard Gen5 G22: 732g (25.82 oz) without magazine, 202mm overall length, 114mm barrel. The key difference is the MOS slide cut for optics mounting and the slightly longer sight radius (168mm vs 164mm). The MOS slide width remains 27.5mm (1.08 inches). The MOS system supports Trijicon RMR, Holosun, Leupold DeltaPoint Pro, and other popular red dot footprints via included adapter plates.

This is a variant of the Glock 22.

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