CMMG

CMMG AR-15 Barrel Sub Assembly

Item No. 81583501615
$199.99

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Product Details

CMMG AR-15 Barrel Sub Assembly

81583501615

This particular barrel is chambered in the 5.56 NATO 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.

Features:
  • CMMG 55DC70A
  • 5.56 NATO
  • 16.1" Barrel
  • Medium Taper Profile
  • 1:7" Twist Rate
  • Threaded 1/2x28
  • Mid-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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