Item Vacuum Pad Assembly, Adapter Material Aluminum, Durometer 55 A, Maximum Vacuum Pressure -0.6 bar, Number of Folds 2.5, Outside Diameter 14 mm, Overall Height 32.8 mm, Pad Color Clear, Pad Diameter 15.5 mm, Hardness 55 Shore A, Pad Height 27.8 mm, Pad Material Silicone Rubber, Pad Type Multi-Bellows, Port Size M5, Port Type Metric, Series FSG, Standards DIN ISO 3302-1 M3, , Stroke 9 mm, Weight 2.6 g