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5.56 Black Nitride Bolt Carrier Group

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$150.00
SKU:
JLB-556-BCG-BN
Weight:
1.00 LBS
Shipping:
$8.50 (Fixed shipping cost)

 Product Description

Black Nitride Bolt Carrier Group with MPI Bolt

Features:

  • MPI Bolt (Magnetic Particle Inspected)

  • Carpenter 158 steel bolt (black nitride)

  • Shot peened firing pin

  • Grade 8 hardened fasteners

  • 8620 heat treated carrier, polished w/black nitride coating

  • Key staked per Mil-Spec

 

*No Returns taken on Bolt Carrier Groups. If defective, we will arrange shipment and return to Manufacturer Representative for Inspection/repair or replacement. Void if fired with reloads or if rifle is not assembled by a Manufacturer or Gunsmith.*

 

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 Product Reviews

  1. Nice finish

    Posted by Mike on 21st Jan 2021

    Finish and milling looks great
    Unfortunately it did not come with a 158 carpenter bolt but instead as 9310


  2. Jimi does it again.

    Posted by ¹joe Hampton on 12th Jun 2020

    Bought this to upgrade a PSA bcg I had bought for another build. Flawless in its action.


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