“Faxon Firearms 10A863C16NGQ Big Gunner 8.6 Blackout 16″ Target Crown Steel Salt Bath Nitride 4150 Steel Barrel Fits AR10” has been added to your cart. View cart

UNITY MODBUTTON LT LINK USB-C 7″ BLK
May 15, 2026
Faxon Firearms FF556BCGCNITRIDELWNCR Gunner 5.56 NATO Nitride Full Auto Chameleon
May 15, 2026CMMG 33D430C Barrel Sub-Assembly 8.6 Blackout 12.50″ Black Nitride 4140CM Barrel
$258.45
CMMG 33D430C Barrel Sub-Assembly 8.6 Blackout 12.50″ Black Nitride 4140CM Barrel
1 in stock
SKU: TSW|170859
Category: AR Barrels
Kick off the 8.6 Blackout rifle build with a CMMG 16.1″ barrel featuring the sleek, corrosion-resistant nitride finish. Compatible with CMMG Mk3 and DPMS Gen 1 High-Pattern LR-308 upper receivers. Accepts 0.750″ diameter gas blocks.
| UPC | 810148628734 |
|---|---|
| Manufacturer | CMMG |
| Manufacturer Part Number | 33D430C |
| Length | 12.50" |
| Model | Barrel Sub-Assembly |
| Rate of Twist | 1:3" |





