“Faxon Firearms 15A58M16NGQ Match Series Gunner 5.56x45mm NATO 16″ Target Crown Steel QPQ Black Nitride 4150 Steel Barrel” has been added to your cart. View cart

BAD .308 ENHANCED BOLT CATCH
March 27, 2026
MOSSBERG PATRIOT 270WIN BL/SY 22″ PKG
March 27, 2026CMMG 55DC70A Barrel Sub-Assembly 5.56x45mm NATO 16.10″ Black Nitride Finish 4140 Chromoly Steel Material Midlength with Medium Taper Profile for AR-15
$209.78
CMMG 55DC70A Barrel Sub-Assembly 5.56x45mm NATO 16.10″ Black Nitride Finish 4140 Chromoly Steel Material Midlength with Medium Taper Profile for AR-15
1 in stock
SKU: TSW|3187
Category: AR Barrels
CMMG’s Barrel Sub-Assembly is ideal for building your custom AR-15 upper group. It comes with properly installed M4 barrel extension.
| UPC | 815835016153 |
|---|---|
| Manufacturer | CMMG |
| Manufacturer Part Number | 55DC70A |
| Caliber/Gauge | .223 REM/5.56 NATO |
| Length | 16.10" |
| Model | Barrel Sub-Assembly |
| Product Type | Rifle |
| Rate of Twist | 1:7" |
| Shipping Weight | 2.05 |





