Agency Arms
GLOCK 34 Gen 4 Barrels
Browse parts and check the source behind each answer.
Manufacturer
GLOCK
Model & version
Glock 34 · Gen 4
Mounting details
Glock Accessory Rail, Glock rear-sight dovetail (standard and Slimline slides)
Parts listed
7 total
GLOCK 34 Gen 4Barrels
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
Agency Arms2
Based on manufacturer information — Aug 2026. High Polished Premier Line Match Grade Drop-In Barrel (COMPATIBLE with Glock 34 Gen 1-4)
Faxon Firearms1
FAXON DUTY SERIES BARREL FOR G34 GEN 2-4 9MM
Part no. GA910N34NGQ-N
KKM Precision3
34 Match 9MM 5.31"OAL (Fits Glock 34 Gen 1-4)
34 Match 9MM with 1/2×28 Suppressor Threads 5.86"OAL (Fits Glock 34 Gen 1-4)
34 Match 9MM with 9/16×32 Threads 5.7"OAL (Fits Glock 34 Gen 1-4)
NineX191
Match V2 Barrel for Glock 34 Gen 1-4