Agency Arms
GLOCK 19 Gen 1-4 Barrels
Browse parts and check the source behind each answer.
Manufacturer
GLOCK
Model & version
Glock 19 · Gen 1-4
Mounting details
Glock rear-sight dovetail (standard and Slimline slides)
Parts listed
14 total
GLOCK 19 Gen 1-4Barrels
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 GLOCK19 GEN 1-4)
Faxon Firearms7
Faxon Match Series Flame Fluted Barrel for G19 Gen 2-5 9mm
KKM Precision5
19 Match 9MM 4.02"OAL (Fits Glock G19 Gen 1-5)
19 Match 9MM with 1/2×28 Suppressor Threads 4.635"OAL (Fits Glock G19 Gen 1-5)
19 Match 9MM with 9/16×32 Threads 4.4"OAL (Fits Glock G19 Gen1-4)
Gen5 19/45 Match 9MM 4.02"OAL (Fits Glock G19/G45 Gen 1-5)
Gen5 19/45 Match 9MM with 1/2×28 Suppressor Threads 4.635"OAL (Fits Glock G19/G45 Gen1-5)