2in1 kit: Precision thread vial ND18, clear glass, 1. hydrolytic class, 20 ml, 75.5 x 22.5 mm, rounded bottom, with precision thread screw cap ND18, magnetic, silver, 8 mm centre hole, septa butyl red/PTFE grey, 1.6 mm, 55° shore A, pack of 100, LABSOLUTE