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    AT3 Bolt Carrier Groups

    Top-Tier AR-15 Bolt Carrier Groups for AR-15

    These BCG's feature M16-style carriers, MPI/HPT inspected bolts, properly staked grade 8 gas key screws, and an unconditional lifetime warranty.

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    AT3™ AR-15 Bolt Carrier Group - 5.56 NATO/.300 Blackout - Black Nitride
    $117.99 $99.99
    Sold Out
    AT3 AR-15 Bolt Carrier Group - Auto - Mil-Spec Phosphate Coating
    $117.99 $99.99
    On Sale
    AT3™ AR-15 Bolt Carrier Group with Radian Raptor Charging Handle - 5.56 NATO/.300 Blackout
    $175.99 $164.99
    On Sale
    AT3™ AR-15 Bolt Carrier Group - 6.5 Grendel Type II - Black Nitride
    $149.99 $126.99