1283 There have 3 varieties for you , ( 28mm-White,32mm-White,34mm-Black ) , please observe How huge length do you want? in any other case we are able to send black-34mm Thanks. one hundred pc fresh and advantageous Features: Scope of application: leadership of pneumatic switches for item such as rubbish processor, massage bathtub, children's toys and so on. Main material: ABS engineering plastics chrome steel silicone gasket Product surface: brilliant chrome plating Installation hole: 28mm, 32mm, 34mm Dimensions: 38x64mm/1, 46x64mm/1, 46x64mm/1 Color: White, Black Quantity: 1 Pc Note: 1 allow 0-1cm error thanks to handbook measurement. pls make sure you don't mind before you bid. 2 to the variation between various monitors, the picture may not reflect the actual shade of the item. Thank you! Package includes: 1 x Air Pressure Switch (without retail package)