Switch Rh 4 Rev/2 Throttl 11-0098Enhanced Right Side Handlebar Mount Start Stop SwitchRequired for installation of Revolver Throttle Kit on bikes with ignition and starter switches in stock throttle assembly Fits 7 8" bars (22. 2 mm) Extra narrow design is only 26 mm wide Push In Out engine switch Momentary 2 pole starter switch Starter switch has two separate circuits, one normally open, one normally closed for street bikes that use a headlight starter cutoff 550 mm long wiring