5.56 Bolt Carrier Group, Complete, Nickel Boron

Our upgraded nickel boron bolt carrier group is an eye catching addition to your AR build. Mil-spec dimensions and coating ensure the highest quality and correct component interface.

Features:

  • Machined from 8620 Tool Steel (Carrier) and 9310 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, Viton O-Ring
  • Tool Steel Extractor
  • High quality BCG

$184.99

Description

Our upgraded nickel boron bolt carrier group is an eye catching addition to your AR build. Mil-spec dimensions and coating ensure the highest quality and correct component interface.

Features:

  • Machined from 8620 Tool Steel (Carrier) and 9310 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, Viton O-Ring
  • Tool Steel Extractor
  • High quality BCG
SKU: APRH100071C Category: