ANVER Vacuum Cups and Suction Cups Model: Universal 2.5 Bellows Part Number: B2.5-20-NM Vacuum Cup Part Number and Material D Flared Overall Dia. in. (mm) d Fitting Dia. in. (mm) H Static Height in. (mm) A Compressed Height in. (mm) Volume in.3 (cm3) Item Weight oz. (grams) Load Capacity* 2 to 1 Fitting Group (Click Image for More Info) Level Compensator Suspensions (Click Image for More Info) B2.5-20-NM (NOMATHANE®) 0.81 (20.6) 0.18 (4.5) 0.88 (22.4) 0.51 (13.0) 0.122 (2.00) 0.078 (2.2) 1.9 lbs (0.86 Kg)