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BLEM 5.56 Nickel Boron Bolt Carrier Group


Product Description

  • Blemished with tool marks, but will not affect function
  • Complete M16 bolt carrier group assembly
  • Nickel Boron Plated
  • Superior to chrome lined and parkerized bolt carrier groups
  • MPI tested and marked 9310 bolt
  • Requires very little lubrication and has a very slick surface
  • Side staked gas key with grade 8 fasteners
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