ANVER Vacuum Cups and Suction Cups Model: Universal 1.5 Bellows Part Number: B1.5-16-NBR Vacuum Cup Part Number and Material øA Flared Overall Dia. D Overall Dia. d Fitting Dia. H Static Height A Compressed Height Volume Item Weight oz. (grams) Load Capacity* lb. (Kg) 2 to 1 Fitting Group (Click Image for More Info) Level Compensator Suspensions (Click Image for More Info) B1.5-16-NBR (Nitrile) 3238 0.64 in. (16.3 mm) 0.64 in. (16.3 mm) 0.16 in. (4.0 mm) 0.75 in. (19.0 mm) 0.41 in. (10.5 mm) 0.046 in.3 (0.75 cm3) 0.053 (1.5) .89 lbs (0.4 Kg)