CMMG AR-15 Barrel Sub Assembly 16.1" Medium Taper Profile .300 AAC Blackout 4140 Chrome Moly Salt Bath Nitride Finish Matte Black

CMMG AR-15 Barrel Sub Assembly 16.1" Medium Taper Profile .300 AAC Blackout 4140 Chrome Moly Salt Bath Nitride Finish Matte Black

CMMG 30D120A

Out of stock

CMMG 30D120A

Product Type
Parts
UPC Barcode
815835016238
Ships
Ships in 1 - 2 business days

CMMG AR-15 Barrel Sub Assemblies Are the Perfect Way to Either Replace an Existing Barrel or Start Your New Build off on the Right Foot

CMMG is excited to be able to be able to offer you high quality AR-15 barrel sub assemblies made from high quality materials on precision machinery by skilled manufacturers. All of which adds up to the quality and performance you have come to expect from CMMG.

This particular barrel is chambered in the .300 AAC Blackout cartridge and is 16.1" long. The barrel is made from 4140 Chrome Moly Steel and features the ultra durable Salt Bath Nitride finish both inside and out.

CMMG AR-15 Barrel Sub Assembly (Matte Black Finish) Specifications and Features:

  • CMMG 30D120A
  • .300 AAC Blackout
  • 16.1" Barrel
  • Medium Taper Profile
  • 1:7" Twist Rate
  • Threaded 5/8x24
  • Carbine Length Gas System
  • .750" Gas Journal
  • M4 Barrel Extension
  • Factory Headspaced
  • 4140 Chrome Moly
  • Salt Bath Nitride Finish (Inside and Out)
  • Matte Black
Fits:
  • AR-15 Mil-Spec Upper Receiver Assemblies
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Rated 5 out of 5
I bought this for a recen
I bought this for a recent Blackout build. Looks great, went on with no alignment issues and seems to be very good quality. I used a CMMG upper as well as .750 carbine gas block/tube....and all of it installed extremely easy. Good price for a good product.
December 30, 2016
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