FailZero Nickel Boron BCG M-16, M-4, AR-15 223 Rem, 5.56 NATO Direct Impingement

$169.00
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Caliber 5.56 NATO, 223 Rem
Fits AR-15, M-4, M-16
Operating SystemDirect Impingement
Full Auto Rated CarrierYes
Carrier ColorBlack
Carrier FinishNickel Boron
Forward Assist SerrationsYes
Bolt Head FinishNickel Boron
Bolt Gas Key FinishNickel Boron
Cam Pin FinishNickel Boron