Stopper, solid bottom, Colour: Blue, recommended by ASTM std, from long lasting neoprene rubber, use with petroleum products, minerals, oils, inorganic acids and bases, oil resistance, suitable for temp up to 250 deg F/120 deg C, Size: 10mm, Top 15 mm, Len 25 mm
T-Shaped Flint Glass Connecting Tube, Arm Length: 1 1/2in, For joining two rubber tubes to a common tube at right angles. Safer connections are provided as the ends have constrictions to hold rubber tubing securely, Size: 1/4in ID X 5/16in OD (7.9mm)
Y-Shaped Flint Glass Connecting Tube, Arm Length: 1 1/2in, with a 120 deg angle provides safer connections as the ends have constrictions to hold rubber tubing securely, Made from quality flint glass, Size: 1/4in ID X 5/16in OD (7.9mm)