Out of stock $123.75 Knight's 556 QDC Flash Eliminator Kit, Flash Hider, 5.56MM, 556NATO, Stainless Steel, Quick Detach Coupler, Black Finish 30555
Out of stock $271.66 Knight's URX 4 556 Rail, 8.5", MLOK Rail Adapter System, Includes Shim Set and Wrench, Black Finish 32304-0850
Out of stock $319.00 Knight's URX 4 556 Rail, 14.5", KeyMod Rail Adapter System, Includes Shim Set and Wrench, Black Finish 30742
Out of stock $361.00 Knight's URX 3.1, Rail, 10.75", Upper Receiver Extending Rail Adapter System, Black Finish 30590
Out of stock $126.00 Knight's 556 QDC Flash Eliminator Kit, Flash Hider, 5.56MM, 556NATO, Stainless Steel, Quick Detach Coupler, Black Finish 30555
