The Stage6 SSP quick action throttle tube and grip will dwarf all other grips on the market. Leaving nothing else to be desired, the SSP throttle grip is a CNC milled state-of-the-art product made from aluminum with an excellent finish. There are several lock-in positions inside the throttle mechanism with an adjustable throttle cable; the kit also provides multiple set-up variations to handle different carburetor sizes. This is an excellent upgrade for all modifications projects. Available in a variety of finishes.Stage6 Throttle Grip includes: Throttle tube Throttle Cable (78 inches) Built-in Starter Switch Applications: Yamaha Zuma 50 Honda Ruckus GY6 Scooter most scooters with aftermarket carburetor Notes:Made for Aftermarket slide style carburetor. (PWK, PC20). Will not work on factory Honda Ruckus carburetor or Factory Yamaha Zuma carburetor. The starter button is not under any warranty.