M16 Bolt Carrier Group (BCG) - Nickel Boron

Brand :

(No reviews yet) Write a Review
Nickel Boron BCG 556

Nickel Boron coated M16 Bolt Carrier Group. Can be used as a "Chrome" substitute for reproduction builds if you want the look/lubricity of chrome but don't want to pay the price.


  • Compatible with 223, 5.56, 300 blackout
  • Nickel Boron Coating
  • Bolt made from 9310 Steel
  • Carrier made from 8620 Steel
  • MPI Tested
  • Made in USA



For Machines Retaining Pin (Here)