Seimitsu Clear Red Dustwasher!
Clear Red dustwasher suitable for Seimitsu joystick models LS-40, LS-40-01, LS-55, LS-55-01, LS-56 and LS-56-01. Inner diameter: 12 mm (0.472 inch), outer diameter: 38 mm (1.496 inch). Comes in 9 colors to match your Seimitsu buttons!!