ANVER Vacuum Cups and Suction Cups Model: Universal U20-SIT Part Number: A-3150119S ANVER and P-Series Description and Part No. Flared Overall Dia. Static Diameter* Compressed Diameter* Static Height* Compressed Height* Load Capacity* at 24 in. Hg (609.6mm Hg) [2:1 Safety Factor] Level Compensator Suspensions (Click Image for More Info) U20-SIT (Translucent Silicone) A-3150119S 31.50.119S U20.20 0.86 in. (21.8 mm) 0.86 in. (21.8 mm) 0.90 in. (22.9 mm) 0.30 in. (7.6 mm) 0.20 in. (5.1 mm) 1.6 lbs (0.73 Kg)