Black UL94 V-2 Nylon Round Snap Push-In Rivet - Compatible Hole Diameter Range 2.1 - 2.2 mm (0.083 - 0.087 in) Compatible Panel Thickness Range 2.9 - 3.6 mm (0.114 - 0.142 in) Anchor Length 4.8 mm (0.189 in)