Suction Cup Holder Esh-Hd-2-Pk with Height Compensator, Vacuum Connection at side, Compensator Secured By Two Hexagonal Nuts. Height Compensator for Suction-Cup Holder=3 Mm, Volume=0,183 Cm3, Assembly Position=Vertical, Design Structure=(* Vacuum Connection at side, * with Height Compensation), Correlation to Suction-Cup Holder=Size 2, Festo