ANVER Vacuum Cups and Suction Cups Model: Universal 2.5 Bellows Part Number: B2.5-5-SIT Vacuum Cup Part Number and Material Flared Overall Dia. D Overall Dia. d Fitting Dia. H Static Height A Static Height Volume Capacity* 2 to 1 Load Capacity* at 24 in. Hg (609.6mm Hg) [2:1 Safety Factor] Fitting Group (Click Image for More Info) Level Compensator Suspensions (Click Image for More Info) B2.5-5-SIT (Translucent Silicone) 3257 0.22 in. (5.6 mm) 0.22 in. (5.7 mm) 0.16 in. (4.0 mm) 0.53 in. (13.5 mm) 0.41 in. (10.5 mm) 0.003 in.3 (0.04 cm3) 0.15 in. (0.07 mm) 65 grams