10-8 Performance
GLOCK 34 Gen 3
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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 34 · Gen 3
Mounting details
Glock Accessory Rail, Glock rear-sight dovetail (standard and Slimline slides)
Compatibility records
243
Sights
Triggers & internals
Triggers
55 listed- Agency Arms
Glock DROP-IN TRIGGERS
Manufacturer documented - CMC Triggers
CMC DROP-IN TRIGGER for GLOCK GEN3 9mm
Manufacturer documented - Ghost Inc.
3.5 Trigger Kit Gen 1-6
Manufacturer documented - Glockmeister
Trigger Black Shoe Black Safety Gen1 - 4
Manufacturer documented
Recoil Springs
5 listed- DPM Systems
DPM "Captured" for GLOCK 17-22-31-34-35-37 GENS 1-2-3
Manufacturer documented - Sprinco
13# Competition Recoil Spring (Glock 17/17L/22/24/34/35)
Manufacturer documented - DPM Systems
DPM "STANDARD VERSION" For Glock MODELS: 17L-24C-34-35 Gens 1-2-3
Manufacturer documented - Sprinco
Glock 34 / 35 Recoil Management System
Manufacturer documented
Lights & rail fitment
Also on this pistol
Holsters
10 makers- 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.
Barrels & comps
Barrels
5 listed- Faxon Firearms
FAXON DUTY SERIES BARREL FOR G34 GEN 2-4 9MM
Part no. GA910N34NGQ-NManufacturer documented - KKM Precision
34 Match 9MM 5.31"OAL (Fits Glock 34 Gen 1-4)
Manufacturer documented - NineX19
Match V2 Barrel for Glock 34 Gen 1-4
Manufacturer documented - KKM Precision
34 Match 9MM with 1/2×28 Suppressor Threads 5.86"OAL (Fits Glock 34 Gen 1-4)
Manufacturer documented
Compensators
2 listed- Agency Arms
417 Compensator Gen 3 Compatible
Manufacturer documented - KKM Precision
34 Match 9MM Barrel with 9/16×32 Thread 4-Port Compensator 5.70″ OAL (Fits Glock 34 Gen 1-4)
Manufacturer documented
Optics & footprint adapters
Optic Plates
6 listed- Aimpoint
ACRO Rear Sight Adapter Plate for GLOCK
Interface match - C&H Precision
Fits GLOCK Rear Dovetail Adapter Holosun 407K / 507K / C&H EDC / EDC Enclosed / Olight Osight S STEEL
Interface match - Outerimpact
Red Dot Mount – MRA for Glock
Interface match - C&H Precision
Fits GLOCK Rear Dovetail Adapter Holosun 509T STEEL
Interface match
Grip & magwells
Extended Magazine Releases
2 listed- NDZ Performance
NDZ Glock Gen 1-3 Hybrid Magazine Release
Manufacturer documented - NDZ Performance
NDZ Glock Gen 1-3 Magazine Release
Manufacturer documented
Base Pads
1 listedCategories with no listings (8)
About the GLOCK 34 Gen 3
- Type
- Pistol
- Manufacturer
- GLOCK
- Model & version
- Glock 34 · Gen 3
- Caliber
- 9mm
- Mounting details
- Glock Accessory Rail, Glock rear-sight dovetail (standard and Slimline slides)
- Width
- 1.3"
- Height
- 5.47"
- Weight
- 23.1 oz
- Slide width
- 1"
- Slide length
- 8.15"
- Barrel length
- 5.31"
- Overall length
- 8.82"
Other versions of the Glock 34
Compare versions and check the details for your exact model.
- GLOCK 34Same recorded mounting details. Check each part for additional requirements.
- GLOCK 34 Gen 4Same recorded mounting details. Check each part for additional requirements.
- GLOCK 34 Gen 4 MOSAdds: Glock MOS. Lacks: Glock rear-sight dovetail (standard and Slimline slides).
- GLOCK 34 Gen 5 MOSAdds: Glock MOS. Lacks: Glock rear-sight dovetail (standard and Slimline slides).