ANVER Vacuum Cups and Suction Cups Model: Universal U40-SIT Part Number: A-3150122S ANVER and P-Series Description and Part No. Flared Overall Dia. Static Diameter* Compressed Diameter* Static Height* Compressed Height* Item Weight oz. (grams) Load Capacity* at 24 in. Hg (609.6mm Hg) [2:1 Safety Factor] Pull-Off Capacity at 27 in. Hg (685.8mm Hg) [1:1 Safety Factor] Level Compensator Suspensions (Click Image for More Info) U40-SIT (Translucent Silicone) A-3150122S 31.50.122S U40-2.20 1.65 in. (41.9 mm) 1.65 in. (41.9 mm) 1.73 in. (43.9 mm) 0.53 in. (13.5 mm) 0.32 in. (8.1 mm) 0.141 (4) 7.2 lbs (3.3 Kg) 11.00 lbs (4.99 Kg)