ANVER Vacuum Cups and Suction Cups Model: Deep D30-SIT Part Number: A-3150137S ANVER and P-Series Description and Part # Flared Overall Dia. Static Dia.* Maximum Compressed Dia.* 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) D30-SIT (Translucent Silicone) A-3150137S 31.50.137S D30-2.20 1.57 in. (40 mm) 1.30 in. (32.0 mm) 1.57 in. (40.0 mm) 0.70 in. (19.0 mm) 0.53 in. (13.5 mm) 0.081 (2.3) 3.1 lbs (1.41 Kg) 7.00 lbs (3.18 Kg)