TBRC Nickel Boron M16 BCG 5.56

$149.00 $99.00

Out of stock

Nickel Boron bolt carriers provide a smoother operation and are easier to clean surface over other types of BCG finishes. Makes an excellent upgrade to any AR-15.

Out of stock

SKU: TBRC-NB-BCG-556 Categories: ,


TBRC Nickel Boron M16 BCG 5.56

Our upgraded nickel boron bolt carrier group is machined from  8620 Tool Steel (carrier) and 9310 Steel (Bolt). They are coated in Nickel Boron which is a slick surface that allows for smoother operation and easy cleaning. The M16 configuration carrier will enhance your firearm’s function due to being the proper weight that AR’s need to cycle. For use in standard 5.56/.223/.300blk AR15 Rifles.


  • Machined from 8620 Tool Steel (Carrier) and 9310 Carpenter Steel (Bolt)
  • Carrier has forward assist serrations
  • Shrouded firing pin
  • Nickel Boron Coating inside and out (Bolt, Carrier, and Gas Key)
  • Forged Mil-Spec gas key attached with Grade 8 hardware and Properly staked.
  • 5.56 Bolt is shot Peened and MPI
  • Mil-Spec Extractor Spring, black extractor insert
  • Tool Steel Extractor

Additional information

Weight 2 lbs
Dimensions 6 x 2 x 2 in


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