DW Micro-Insert, 17mm taper 9mm PE Cap, 5.9mm high, red, Silicone white/PTFE red, 45° shore A, 1.9mm, slitted Dimensions 31.5 x 5.5mm 31.5 x 5.5mm 40 x 7mm 40 x 7mm 42.5 x 6mm Glass / class Clear, 1st Clear, 1st Clear, 1st resp. Amber, 1st Clear, 1st resp. Amber, 1st PP / Clear, 1st Clear, 1st Features Round bottom Conical Flat bottom Conical