Size25Suction cup materialNitrile rubber NBRMaterial hardness [Shore A]55 Shore ANipple materialAluminumConnectionG1/8"-FNumber of folds2.5Vacuum connectionG1/8"-FKE-FSG 25 NBR-55 G1/8-IGDesign Data Attribute Value d2 10 mm dn 3.50 mm Dmax(S) 26 mm Ds 23 mm G1 G1/8"-F H 46 mm LG1 8.50 mm SW1 14 mm Z (Stroke) 18 mm