This product included one restrictable twist throttle 3 stage grip, one left hand grip and 725cm Gold coded throttle cableThe throttle cable loops through the covered housing onto the twist section.3 levels of restriction open to them, fully restricted, semi restricted and fully de restricted by simply repositioning the restrictor screw.This restrictable throttle kit will suit chinese 47cc and 49cc Mini Motos and pocket bikesEasy to install.material: plasticColor: BlackRestrictable twist throttle 3 stage gripDiameter of Central Hole: 22mmOverall Length: 149cmLeft Hand Grip:Length: 9cmThrottle Cable Length: 725cmFitment:Suitable for mini pocket dirtbikes / CRX50 dirt bikes, mini quads with twist throttle,mini racing bikes both and water cooled, mini motards, projects and other self builds.Note:1. Instruction is not included, installation is highly recommended.2. Please check the size measurement chart carefully before making payment.Package Contents:1 X Restrictable Twist Throttle 3 Stage Grip1 X Left Hand Grip1 X Throttle Cable the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.