ANVER Vacuum Cups and Suction Cups Model: Universal 1.5 Bellows Part Number: B1.5-16-SITVacuum Cup Part Number and MaterialøA Flared Overall Dia.D Overall Dia.d Fitting Dia.H Static HeightA Compressed HeightVolumeLoad 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) B1.5-16-SIT (Translucent Silicone) 3239 0.64 in. (16.3 mm)0.64 in. (16.3 mm)0.16 in. (4.0 mm)0.75 in. (19.0 mm)0.44 in. (11.2 mm)0.046 in.3 (0.75 cm3).89 lbs (0.4 Kg)