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.
Online Only

Proof Research 100530 AR-Style Barrel 300 Blackout 12.50″ Pistol Length Gas System 1:7″ Twist 5 Grooves, 5/8″-24 tpi, Stainless Stainless
$649.00
Reviews
There are no reviews yet.