ANVER Vacuum Cups and Suction Cups Model: Flat F50-SIT Part Number: A-3150130S ANVER and P-Series Description and Part No. Flared Overall Dia. Static Diameter * Static Height * Item Weight oz. (grams) Load Capacity* at 24 in. Hg (609.6mm Hg) [2:1 S Pull-Off Capacity at 27 in. Hg (685.8mm Hg) [1:1 Safety Factor] Level Compensator Suspensions (Click Image for More Info) F50-SIT (Translucent Silicone) A-3150130S 31.50.130S F50-2.20 2.1 in. (53.3 mm) 2.10 in. (52.3 mm) 0.70 in. (17.7 mm) 0.423 (12) 9.3 lbs (4.2 Kg) 21 lbs (9.53 Kg)