Uncle Mikes magazine cap swivel set has a factory magazine cap with the swivel base already installed. Just unscrew the factory magazine cap and replace it with the new cap. For the buttstock, a 3/4″ wood screw swivel base is included, along with two super swivels with Tri-Lock.
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Odin Works F17MLO23082.06 02 Lite AR-10 M-Lok Forend 17.50″ M-LOK, Black Aluminum, Mounting Hardware Included for AR-10
$218.50
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