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Fail Zero Assembled Bolt Carrier Group AR-15 5.56/.223/300 Blackout Black

Product Description

This Bolt Carrier Group (BCG) comes fully assembled and ready to drop into most mil spec AR15 upper receivers. All critical parts are coated with EXO Nickel Boron technology that provides permanent dry lubricity" extreme durability and increases both wear and corrosion resistance. Nickel Boron treated Extreme durability Dry lubricity Corrosion resistant

Fail Zero Assembled Bolt Carrier Group AR-15 5.56/.223/300 Blackout Black

at United States Association of Gun Owners
$156.97
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