WMD ACCENT BUILD KIT 556 NIB-X.

WMD Guns Accent Build Kit, Nib-X Coated, Includes Ejection Port Cover Door, Forward Assist, Safety Selector, Castle Nut, Receiver End Plate, Bolt Catch, Mag Lever, Magazine Button, Pivot Pin, Takedown Pin, Trigger Guard, Buffer Retainer, and All Necessary Pins and Springs 1-ACCKIT-NIBX.