ANVER Vacuum Cups and Suction CupsModel: Bellows B10-2-SIT/FIT with Smaller Diameter Lower Inner HolePart Number: A-B10-2.20.01AC ANVER and P-Series Description and Part No. Connection Thread Size Static Diameter* Com- pressed Diameter* Static Height* Com- pressed Height* Load Capacity at 24 in. Hg (609.6mm Hg)[2:1 Safety Factor] Pull-Off Capacityat 27 in. Hg (685.8mm Hg)[1:1 Safety Factor] lb (kg) Level Compensator Suspensions (Click Image for More Info) B10-2-SIT/FIT (Translucent Silicone) A-B10-2.20.01AC B10-2.20-01AC M5 male 0.43 in. (11.0 mm) 0.43 in. (11.0 mm 1.00 in. (25.0 mm) 0.92 in. (23.4 mm) 220 grams 1.1 lbs (0.50 Kg)