ANVER Vacuum Cups and Suction Cups Model: Universal 2.5 Bellows Part Number: B2.5-32-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* lb. (kg) 2 to 1 Fitting Group (Click Image for More Info) Level Compensator Suspensions (Click Image for More Info) B2.5-32-NBR (Nitrile) 3274 1.3 (33.0) 1.26 (32.0) 0.31 (8.0) 1.48 (37.5) 0.91 (23.0) 0.610 (10.00) 2.3 lbs (1.0 Kg)