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AR15 .223/5.56 Bolt Carrier Group- Black Nitride (Made in USA) (SMI)

$85.99
  • Product Code: BCG-N (SMI)
  • Availability: In Stock
Tags: SMI

AR-15 .223/5.56 Bolt Carrier Group- Black Nitride (Made in USA) (SMI)

This is the real deal. 15parts in this assembly with 11 improvements. This assembly is made to last and to perform in the worst conditions. Staked screws, superior black nitride coated interior and exterior. This bolt carrier group is simply amazing. This BCG functions flawlessly with all magazines.

Out standard gas key is designed to fit gas tubes with an outer diameter of .172" to .179". This BCG has been tested by the US Army and fits standard M4s.


SMI bolt carrier group


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