CMMG BBL 300BLK 8″ 4140CM SBN

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CMMG BBL 300BLK 8″ 4140CM SBN

$144.99

17 in stock

Purchase & earn 145 points!

Perfect for building your custom AR15 upper group. Comes with properly installed M4 barrel extension. All barrel sub-assemblies are properly headspaced. ALL NFA RULES APPLY

UPC

815835016283

Manufacturer

CMMG

Manufacturer Part Number

30D810A

Finish

Nitride

Barrel Features

Medium Taper Profile

Barrel Type

Pistol Length

Caliber/Gauge

.300 AAC Blackout

Length

8"

Model

Barrel Sub-Assembly

Rate of Twist

1:7"

Product Type

Rifle

Subcategory

Barrels

Barrel Length

8"

Color

Black

Description

4140CM

Fit

AR Rifles

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