Picture of CMMG Barrel Sub-Assembly 5.56x45mm NATO 16.10" Black Nitride Finish 4140 Chromoly Steel Material Carbine Length with M4 Profile for AR-15 55DE10A
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CMMG Barrel Sub-Assembly 5.56x45mm NATO 16.10" Black Nitride Finish 4140 Chromoly Steel Material Carbine Length with M4 Profile for AR-15 55DE10A

Manufacturer: Cmmg
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SKU: 855407
Manufacturer part number: 55DE10A
UPC: 815835014067
Availability: 4 in stock
Old price: $172.99
$164.84
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Perfect for building your custom AR15 upper group. Comes with a properly installed M4 barrel extension. All barrel sub-assemblies are properly headspaced.

  • Chambered in 5.56mm
  • 16.1” Barrel Length
  • M4 and Lightweight Tapers
  • Carbine Gas System Length
  • ½-28 Threads
  • 1-7 Barrel Twist
  • Salt Bath Nitride Finish


Products specifications
SubCategoryBarrels
ManufacturerCmmg
CategoryParts
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