SMATO Vacuum Cup Holder SM VHPM1 Size:SM VHOM1 (200mm Piston, TypeRound(Plastic)) Bore Type Round Bore Diameter 406 0240 Bore Type Round Bore Diameter 120 mm Outside Diameter 180 mm Overall Width 28 mm Closure Type Double Shielded Row Type & Fill Slot Single Row Non Fill Slot Snap Ring Included Without Snap Ring Internal Clearance CN Operating Temperature Range 40 to 250 ºF Cage Type Pressed Dynamic Load Capacity 21130 lbf Static Load Capacity 17900 lbf Precision Rating ISO Class 0 Seal Type None Finish Coating Uncoated Bearing Material High Carbon Chrome Steel Cage Material Steel Inner Ring Width 28 Bore 12mm Stroke 15mm Action Double acting Auto switch Without auto switch Port size M3X0 SMATO Vacuum Cup Holder SM VHPM1 Bulk and trade pricing available on request