CMC 5.56 Mil-Spec Enhanced AR BCG Bolt Carrier Group - Black

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Your Price: $174.99
Retail Price:$199.99
You Save:$25.00(13%)
CMC Triggers Enhanced AR Bolt Carrier Group, finished in Black Nitride has a unique geometry to reduce wear for long lasting performance. This AR BCG was designed for shooters who demand superior performance weapon components, whether you're new to shooting and only target practicing or you're using your rifle everyday, CMC is a name brand known for their performance products and this BCG shows why. The carrier assembly has a flared rear part to reduce carrier tilt/cant during recoil and increases reliability by strategically relocating key bearing surfaces. This ar bcg has fewer points of contact so you have less friction area and conforms to all Mil-Spec dimensions.
Part Number: ACMCBG-BLK
Availability: In Stock.
CMC Triggers Enhanced AR Bolt Carrier Group, finished in Black Nitride has a unique geometry to reduce wear for long lasting performance. This AR BCG was designed for shooters who demand superior performance weapon components, whether you're new to shooting and only target practicing or you're using your rifle everyday, CMC is a name brand known for their performance products and this BCG shows why. The carrier assembly has a flared rear part to reduce carrier tilt/cant during recoil and increases reliability by strategically relocating key bearing surfaces. This ar bcg has fewer points of contact so you have less friction area and conforms to all Mil-Spec dimensions.

CMC Enhanced AR Bolt Carrier Group for 5.56, .223, .300 Blackout Features:



  • Carrier Assembly made from 8620 Case Hardened steel
  • Bolt made from 9310 Case Hardened Steel
  • Cam Pin made from hardened 4340
  • Firing Pin is made from 8740 Steel
  • Optimized for suppressor use
  • Full "true" Mil-Spec dimension
  • Reduces carrier tilt/cant
  • Increases reliability
  • Has fewer points of contact - Less friction area
  • Increased Mass
    • Ensures proper gas pressure
    • Increases dwell time
    • Improves extraction while shooting suppresses or short-barreled rifles (SBR)
  • CNC machine ground external surfaces
  • Bolt components are Shot Peened
  • Finished in Black Nitride coating
  • MPI and HPT tested
  • Compatible with the following calibers:
    • 5.56 NATO
    • .223 Remington
    • .300 Blackout
  • Compatible to finish your homemade AR build or to upgrade your current AR rifle
     Made in the USA