ANVER Vacuum Cups and Suction Cups Model: Universal U50-SIT Part Number: A-3150121S 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) U50-SIT (Translucent Silicone) A-3150121S 31.50.121S U50-2.20 2.16 (55) 2.03 in. (51.6) 2.12 in. (53.8 mm) 0.70 in. (17.7 mm) 0.40 in. (10.1 mm) 0.317 (9) 8.9 lbs (2.4 Kg) 20.00 lbs (9.07 Kg)