Black UL94 V-2 Nylon Truss Arrow Clip Push-In Rivet - Compatible Hole Diameter Range 3.8 - 4.1 mm (0.151 - 0.161 in) Compatible Panel Thickness Range 1.6 - 3.7 mm (0.062 - 0.145 in) Anchor Length 10.2 mm (0.400 in)