Skip to content
firearmlab.
Firearm modelsModels
1,027
PartsParts
5,395
FitmentsFits
121,240
Contribute

GLOCK 34 Gen 4

Explore parts, discover makers and check what fits your model.

191 documented listings67 fit unconfirmedBrowse categories ↓

Only you can see your saved models.

Ask about a part →Showcase your build →

Choose a part to see sources and fitment details.

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 4
Mounting details
Glock Accessory Rail, Glock rear-sight dovetail (standard and Slimline slides)
Compatibility records
258

Sights

Sights

104 listed
View all 104 parts

Triggers & internals

Triggers

57 listed
View all 57 parts

Recoil Springs

6 listed
View all 6 parts

Lights & rail fitment

Lights & Lasers

56 listed
View all 56 parts

Barrels & comps

Barrels

7 listed
View all 7 parts

Compensators

7 listed
View all 7 parts

Also on this pistol

Holsters

10 makers

Check each manufacturer’s options for your model, light and optic.

Holster makers (10)

Optics & footprint adapters

Optic Plates

6 listed
View all 6 parts

Grip & magwells

Magwells

3 listed
View all 3 parts

Extended Magazine Releases

2 listed
View all 2 parts

Base Pads

1 listed
Browse base pads

Suggest a missing part →

Categories with no listings (7)

About the GLOCK 34 Gen 4

Manufacturer listing ↗ · Checked 2026-08-02

Type
Pistol
Manufacturer
GLOCK
Model & version
Glock 34 · Gen 4
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
8.74"

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 3Same 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).