ThrottleTube— Tube Length??115mm; -Material: CNC Aluminum 7/8″ (22mm) Function??- Increase the oil input ,Improve the start moving speed.- Quick oil to force, -Twisted half a circle is equivalent to the original throttle tube twisted whole circle PLEASE check throttle tube picture in size make sure if fitment??Universal fit Motorcycle With 7/8 inch (22mm) Right Side Twisted Throttle handlebars Such as Suzuki Honda Kawasaki Yamaha Street SPORT DIRT BIKE SCOOTERS Package Include:1 PCS Right Throttle Tube/1 pair Hand Grips