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GLOCK 20 Gen 5 MOS
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What the compatibility labels mean
How we knowHow we check compatibility
- Lab testedFit checked by Firearm Lab for the recorded setup.
- Documented fitmentSupported by manufacturer, partner, or reviewed community evidence.
- Interface matchMounting details match, but this exact model and part have not been confirmed to fit together.
Check your exact model and part before ordering. Fitment limits
Model details
Manufacturer
GLOCK
Model & version
Glock 20 · Gen 5 · MOS
Mounting details
Glock MOS, Glock Accessory Rail
Compatibility records
186
Lights & rail fitment
Sights
Sights
46 listed- 10-8 Performance
Glock Front Sight, Extra Tall for Optic/Suppressor
Manufacturer documented - Ameriglo
CAP Sight Set for Glock Gen 1-4 9mm/.40/.380, Gen 5 10mm/.45
Manufacturer documented - Dawson Precision
Sight for Glock MOS, Fixed Co-Witness Black Rear,
Manufacturer documented - Heinie Specialty Products
Black Front for Glock RMR/MOS
Manufacturer documented
Optics & footprint adapters
Optics
3 listed- C&H Precision
C&H Direct Mount Optic for Glock MOS Optics Ready Pistols (G17, G19, G20, G21, G22, G23, G34, G35, G40, G41, G45, G47)
Interface match - Holosun
SCS-MOS
Part no. SCS-MOSInterface match - Primary Arms
PLx HTX-1 Enclosed Pistol Red Dot Sight - ACSS Vulcan Dot Reticle
Interface match
Optic Plates
40 listed- Aimpoint
Glock MOS ACRO Mount Plate
Interface match - C&H Precision
(MOS5) V4 MIL/LEO Adapter Aimpoint Acro, C&H DUTY, DUTY-XL (STEEL)
Interface match - NDZ Performance
NDZ Glock Gen 4-5 & Crossover MOS Optic Cover Plate Aluminum
Manufacturer documented - Night Fision
Precision Optic Plate: Glock MOS (19/17/47) to 509t Footprint
Interface match
Triggers & internals
Triggers
25 listed- Agency Arms
Glock DROP-IN TRIGGERS
Manufacturer documented - Glockmeister
Trigger Black Shoe Black Safety Gen5
Manufacturer documented - Johnny Glocks
Factory OEM trigger shoe Upgrade (modified & enhanced)
Manufacturer documented - Overwatch Precision
BRZ Trigger for Glock
Manufacturer documented
Recoil Springs
1 listed- DPM Systems
DPM Adjustable Recoil System for Glock 20-21 Gen 5 & 20 - 21 V MOS
Manufacturer documented
Barrels & comps
Barrels
12 listed- KKM Precision
Gen5 20 Match 10MM 4.6"OAL (Fits Glock G20 Gen5)
Source needs review - KKM Precision
Gen5 20 Match 10MM 6"OAL (Fits Glock G20 Gen5)
Source needs review - KKM Precision
Gen5 20 Match 10MM with .578×28 Suppressor Threads 5.2" OAL (Fits Glock G20 Gen5 )
Source needs review - KKM Precision
Gen5 20 Match 10MM with 9/16×24 Suppressor Threads 5.2"OAL (Fits Glock G20 Gen5)
Source needs review
Compensators
2 listed- KKM Precision
Gen5 20 Match 10MM Barrel with 5/8×32 Thread 4-Port Compensator (Fits Glock 20 Gen5)
Manufacturer documented - KKM Precision
Gen5 20 Match 40S&W Barrel with 5/8×32 Thread 4-Port Compensator (Fits Glock 20 Gen5)
Manufacturer documented
Also on this pistol
Holsters
5 makers- Concealment Expresschecked 2026-11-01
- Galcochecked 2026-11-01
- PHLsterchecked 2026-11-01
- Vedder Holsterschecked 2026-11-01
- We The People Holsterschecked 2026-11-01
Check each manufacturer’s options for your model, light and optic.
Categories with no listings (9)
About the GLOCK 20 Gen 5 MOS
Manufacturer listing ↗ · Checked 2026-08-02
- Type
- Pistol
- Manufacturer
- GLOCK
- Model & version
- Glock 20 · Gen 5 · MOS
- Caliber
- 10mm
- Mounting details
- Glock MOS, Glock Accessory Rail
- Width
- 1.38"
- Height
- 5.51"
- Weight
- 26.63 oz
- Slide width
- 1.12"
- Slide length
- 7.52"
- Barrel length
- 4.61"
- Overall length
- 8.07"
Other versions of the Glock 20
Compare versions and check the details for your exact model.
- GLOCK 20Adds: Glock rear-sight dovetail (standard and Slimline slides). Lacks: Glock MOS.
- GLOCK 20 Gen 2Adds: Glock rear-sight dovetail (standard and Slimline slides). Lacks: Glock MOS, Glock Accessory Rail.
- GLOCK 20 Gen 3Adds: Glock rear-sight dovetail (standard and Slimline slides). Lacks: Glock MOS.
- GLOCK 20 Gen 4Adds: Glock rear-sight dovetail (standard and Slimline slides). Lacks: Glock MOS.
- GLOCK 20 SFAdds: Glock rear-sight dovetail (standard and Slimline slides). Lacks: Glock MOS.
- GLOCK 20 V MOSSame recorded mounting details. Check each part for additional requirements.