Colt 1911 Classic Commander Barrels
Browse parts and check the source behind each answer.
What the compatibility labels mean
- 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
Ed Brown2
Based on manufacturer information — Oct 2026.Ed BrownMay require modification — see notes.
Based on manufacturer information — Oct 2026.Ed BrownSuppressor Ready Barrels — 4.25" Commander, 9mm, standard feedramp
May require modification — see notes.
Kart Precision1
Based on manufacturer information — Oct 2026.Kart PrecisionGunsmith Fit Barrel
May require modification — see notes.
KKM Precision10
Based on manufacturer information — Oct 2026.KKM Precision.355 Clark/Para Ramped
May require modification — see notes.
Based on manufacturer information — Oct 2026.KKM Precision.355 Clark/Para Ramped with 1/2×28 Suppressor Threads
May require modification — see notes.
Based on manufacturer information — Oct 2026.KKM Precision.355 Un-Ramped
May require modification — see notes.
Based on manufacturer information — Oct 2026.KKM Precision.355 Un-Ramped with 1/2×28 Suppressor Threads
May require modification — see notes.
Based on manufacturer information — Oct 2026.KKM Precision.355 Wilson/Nowlin Ramped
May require modification — see notes.
Based on manufacturer information — Oct 2026.KKM Precision.355 Wilson/Nowlin Ramped with 1/2×28 Suppressor Threads
May require modification — see notes.
Based on manufacturer information — Oct 2026.KKM Precision45ACP Clark/Para Ramped with .578×28 Suppressor Threads
May require modification — see notes.
Based on manufacturer information — Oct 2026.KKM Precision45ACP Un-Ramped with .578×28 Suppressor Threads
May require modification — see notes.
Based on manufacturer information — Oct 2026.KKM Precision45ACP Wilson/Nowlin Ramped with .578×28 Suppressor Threads
May require modification — see notes.
Based on manufacturer information — Oct 2026.KKM PrecisionCommander .355 Clark/Para Ramped with .578×28 Suppressor Threads
May require modification — see notes.
Nowlin3
Based on manufacturer information — Oct 2026.NowlinBarrel, Gunsmith, Non-Ramped
Part no. SBPGMay require modification — see notes.
Based on manufacturer information — Oct 2026.NowlinBarrel, Gunsmith, Ramped
Part no. RBPGMay require modification — see notes.
Based on manufacturer information — Oct 2026.NowlinBull Barrel, 9mm Gov’t. or Commander Ramped Barrel
Part no. RB-5BBG-9May require modification — see notes.
Oriskany Arms3
Based on manufacturer information — Oct 2026.Oriskany Arms1911 Match Grade Barrel, 45 ACP, 4.25", Stainless Steel, Standard Ramp
May require modification — see notes.
Based on manufacturer information — Oct 2026.Oriskany Arms1911 Match Grade Barrel, 9mm, 4.25", Stainless Steel, Clark/Para Ramp
May require modification — see notes.
Based on manufacturer information — Oct 2026.Oriskany Arms1911 Match Grade Barrel, 9mm, 4.25", Stainless Steel, Standard Ramp
May require modification — see notes.