ANVER Vacuum Cups and Suction Cups Model: Universal 2.5 Bellows Part Number: B2.5-88-NBR Vacuum Cup Part Number and Material Flared Overall Dia. in. (mm) D Overall Dia. in. (mm) d Fitting Dia. in. (mm) H Static Height in. (mm) A Compressed Height in. (mm) Volume in.3 (cm3) Load Capacity* 2 to 1 Fitting Group (Click Image for More Info) Level Compensator Suspensions (Click Image for More Info) B2.5-88-NBR (Nitrile) 3283 3.7 (94) 3.46 (88.0) 0.47 (12.0) 3.25 (83) 1.54 (39.0) 10.100 (165.00) 24 lbs (10.9 Kg)