ANVER Vacuum Cups and Suction CupsModel: Flat A-F40-P60Part Number: A-F40-P60 ANVER and P-Series Description and Part No. Static Diameter * Static Height * 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) A-F40-P60(Thermo-elastic Polyurethane) 1.66 in. (42.1 mm) 0.50 in. (12.7 mm) 4.89 lbs (2.22 Kg) 11.00 lbs (4.99 Kg)