CMMG’s Barrel Sub-Assembly is ideal for building your custom AR-15 upper group. It comes with properly installed M4 barrel extension.
CMMG 30D120A Barrel Sub-Assembly 300 Blackout 16.10″ Black Nitride Finish
CMMG 30D120A Barrel Sub-Assembly 300 Blackout 16.10″ Black Nitride Finish 4140 Chromoly Steel Material Carbine Length with Medium Taper Profile for AR-15
Original price was: $199.95.$153.00Current price is: $153.00.
9 in stock
UPC | 815835016238 |
---|---|
Manufacturer | CMMG |
Manufacturer Part Number | 30D120A |
Product Type | Rifle |
Rate of Twist | 1:7" |
Caliber/Gauge | .300 AAC Blackout |
Length | 16.10" |
Model | Barrel Sub-Assembly |
Barrel Length | 16.1" |
Only logged in customers who have purchased this product may leave a review.

Top Rate Customer Service
Prompt Communication

Safe Payments
Trusted SSL Protection

Amazing Selection
We carry all top brands
Related Products
AR Barrels
FAXON MATCH BBL 223WYLDE 16″ FF BLK
$25 offOriginal price was: $315.00.$289.80Current price is: $289.80.AR Barrels
Faxon Firearms 10A863C16NGQ Big Gunner 8.6 Blackout 16″
$20 offOriginal price was: $245.00.$225.40Current price is: $225.40.AR Barrels
BALLISTIC BBL 5.56 16″ HANSON W/LPGB
$12 offOriginal price was: $245.00.$232.75Current price is: $232.75.
Reviews
There are no reviews yet.