10-8 Performance
GLOCK 19 Gen 4 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 19 · Gen 4 · MOS
Mounting details
Glock MOS, Glock Accessory Rail
Compatibility records
245
Sights
Sights
68 listed- Ameriglo
CAP Sight Set for Glock Gen 1-4 9mm/.40/.380, Gen 5 10mm/.45
Manufacturer documented - Angry Bear Arms
Pistol Sights for Glock MOS 17,19,22,26,31,34,45,47
Manufacturer documented - Dawson Precision
Sight for Glock MOS, Fixed Co-Witness Black Rear,
Manufacturer documented
Lights & rail fitment
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
35 listed- GLOCK
Performance Trigger
Manufacturer documented - Glockmeister
Trigger Black Shoe Black Safety Gen1 - 4
Manufacturer documented - Johnny Glocks
Factory OEM trigger shoe Upgrade (modified & enhanced)
Manufacturer documented - Kineti-Tech
Trigger Style 2 - Build Your Setup
Part no. trigger-shoe-style-2Manufacturer documented
Recoil Springs
5 listed- DPM Systems
DPM "CAPTURED" RECOIL SYSTEM for Gens 4 - 5 Glock Models: 19-19X-23-32-45-47
Manufacturer documented - Sprinco
Glock 19 / 23 / 32 Gen 4 Only Recoil Management System
Manufacturer documented - DPM Systems
DPM "Full Adjustable" System for Glock Models: 19-19x-23-25-32-45-47-49 Gens 4-5
Manufacturer documented - Sprinco
Glock 19 Gen 4 Versatility Kit
Manufacturer documented
Barrels & comps
Barrels
14 listed- Agency Arms
High Polished Mid Line Match Grade Drop-In Barrel (COMPATIBLE with Glock 19 Gen 1-4)
Manufacturer documented - Faxon Firearms
Faxon Match Series Flame Fluted Barrel for G19 Gen 2-5 9mm
Manufacturer documented - Griffin Armament
Glock 19 Gen 3/4 Barrel 1/2×28 Threaded With Micro Carry Comp
Part no. GAG19G4TBManufacturer documented - KKM Precision
19 Match 9MM 4.02"OAL (Fits Glock G19 Gen 1-5)
Manufacturer documented
Compensators
9 listed- Agency Arms
417 Compensator Gen 4 Compatible
Manufacturer documented - Herrington Arms
HC92P V2 COMPENSATOR FOR GLOCK GEN 4-6
Manufacturer documented - Killer Innovations
Velocity Defense Compensator for Glock
Manufacturer documented - KKM Precision
19 Match 9MM Barrel with 9/16×32 Thread 4-Port Compensator (Fits Glock G19 Gen1-4)
Manufacturer documented
Also on this pistol
Holsters
13 makers- Alien Gear Holsterschecked 2026-11-01
- Blackhawkchecked 2026-11-01
- Bravo Concealmentchecked 2026-11-01
- Concealment Expresschecked 2026-11-01
- CrossBreed Holsterschecked 2026-11-01
- DeSantis Gunhidechecked 2026-11-01
- Galcochecked 2026-11-01
- PHLsterchecked 2026-11-01
- Safarilandchecked 2026-11-01
- Tenicorchecked 2026-11-01
- Tier 1 Concealedchecked 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.
Slides
Slides
10 listed- Agency Arms
AGENCY EXECUTIVE PRE-CUT SLIDES (GLOCK COMPATIBLE)
Manufacturer documented - Grey Ghost Precision
Cerakoted GGP-19 STRIPPED SLIDE - GEN 4
Manufacturer documented - Agency Arms
AGENCY S1 (with window cuts) PRE-CUT SLIDES (GLOCK COMPATIBLE)
Manufacturer documented - Agency Arms
BONESAW PRE-CUT SLIDES (Glock COMPATIBLE)
Manufacturer documented
Grip & magwells
Extended Magazine Releases
2 listed- NDZ Performance
NDZ Glock Gen 4-5 Hybrid Magazine Release
Manufacturer documented - NDZ Performance
NDZ Glock Gen 4-5 Magazine Release, 9MM .40 cal
Manufacturer documented
Base Pads
1 listedMagazines
1 listedCategories with no listings (5)
About the GLOCK 19 Gen 4 MOS
Manufacturer listing ↗ · Checked 2026-08-02
- Type
- Pistol
- Manufacturer
- GLOCK
- Model & version
- Glock 19 · Gen 4 · MOS
- Caliber
- 9mm
- Mounting details
- Glock MOS, Glock Accessory Rail
- Width
- 1.26"
- Height
- 5.04"
- Weight
- 21.16 oz
- Slide width
- 1"
- Slide length
- 6.85"
- Barrel length
- 4.02"
- Overall length
- 7.28"
Other versions of the Glock 19
Compare versions and check the details for your exact model.
- GLOCK 19Adds: Glock rear-sight dovetail (standard and Slimline slides). Lacks: Glock MOS.
- GLOCK 19 Gen 1-4Adds: Glock rear-sight dovetail (standard and Slimline slides). Lacks: Glock MOS, Glock Accessory Rail.
- GLOCK 19 Gen 2Adds: Glock rear-sight dovetail (standard and Slimline slides). Lacks: Glock MOS, Glock Accessory Rail.
- GLOCK 19 Gen 3Adds: Glock rear-sight dovetail (standard and Slimline slides). Lacks: Glock MOS.
- GLOCK 19 Gen 4Adds: Glock rear-sight dovetail (standard and Slimline slides). Lacks: Glock MOS.
- GLOCK 19 Gen 5Adds: Glock rear-sight dovetail (standard and Slimline slides). Lacks: Glock MOS.
- GLOCK 19 Gen 5 MOSSame recorded mounting details. Check each part for additional requirements.
- GLOCK 19 Gen 6Adds: GLOCK Gen6 Optic Ready System. Lacks: Glock MOS.
- GLOCK 19 VAdds: Glock rear-sight dovetail (standard and Slimline slides). Lacks: Glock MOS.
- GLOCK 19 V MOSSame recorded mounting details. Check each part for additional requirements.