
CMMG 22D7C4A Replacement Barrel Kit with Collar, 22 LR 16.10″ Threaded, Black Nitride Chromoly Steel, Fits AR-15/Mk4
February 6, 2026
Faxon Firearms FFHGMLOK10C1 Streamline Handguard
February 6, 2026CMMG 30D810A Barrel Sub-Assembly 300 Blackout 8″ Black Nitride Finish 4140 Chromoly Steel Material Pistol Length with Medium Taper Profile for AR-15
$181.84
CMMG 30D810A Barrel Sub-Assembly 300 Blackout 8″ Black Nitride Finish 4140 Chromoly Steel Material Pistol Length with Medium Taper Profile for AR-15
4 in stock
SKU: TSW|3193
Category: AR Barrels
Perfect for building your custom AR15 upper group. Comes with properly installed M4 barrel extension. All barrel sub-assemblies are properly headspaced.
| UPC | 815835016283 |
|---|---|
| Manufacturer | CMMG |
| Manufacturer Part Number | 30D810A |
| Product Type | Rifle |
| Rate of Twist | 1:7" |
| Model | Barrel Sub-Assembly |
| Caliber/Gauge | .300 AAC Blackout |
| Length | 8" |
| Barrel Length | 8" |


