CMMG BBL 300BLK 8″ 4140CM SBN

CMMG AR Rifle Barrel, 300 AAC Blackout, 8″ Barrel, 1:7Twist, Pistol Length Gas System, Nitride 30D810A

More details…

$135.48

21 in stock

All shooters must be 21 years or older. All minor children must be accompanied by an adult. Minor children must be 12 years old or older to shoot.

Description

  • 8.0″
  • Medium Taper Profile
  • 4140 Chrome Moly
  • Salt Bath Nitride Finish inside and out
  • 1:7 Twist
  • 300 AAC Blackout Chamber
  • Threaded 5/8-24
  • Pistol length gas port
  • .750 Gas Journal

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

Additional information

Weight 17 oz
Dimensions 9.00 × 2.00 × 2.00 in
Barrel Length

8"
Description

4140CM
Fit

AR Rifles
Caliber

300 Blackout
Manufacturer

CMMG
Manufacturer part #

30D810A
Sub Category

Barrels
UPC

815835016283

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SKU: CMMG30D810A Category:
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