This product featured a 3-stage control handle, left hand grip and a 72.5cm gold coded throttle cable Butterfly cable runs through covered orange housing on twist section.<br/ > 3 levels of restriction open to them, fully restricted, semi-restricted and fully restricted by simply repositioning the restrictor screw. This universal restrictable throttle kit will fit Chinese 47cc and 49cc mini motorcycles and pocket bikes Easy to install. Specifications: Colour: Black Twist 3 Throttle Grip Center Hole Diameter: 22mm Overall length: 14.9 cm Left hand grip: Length: 9cm Center hole diameter: 22mm Throttle Cable Length: 72.5 cm Equipment: Suitable for Mini Moto Pocket Dirtbikes/CRX50 Dirt Bikes, Mini Moto Quads with Twist Throttle, Mini Moto Racing Dirt Bikes Both Air Cooled and Water Cooled, Mini Bikers, Projects and Others Self builds. Note: 1. Instruction is not included, professional installation is highly recommended. 2. Please check the size measurement chart carefully before making payment. 3. Please allow 0.5-1 inch difference due to manual measurement. (1inch=2.54cm) 4. The color of the actual items may slightly different from the listing images due to different computer screen, thanks for your understanding. Package included: 1 x Twist 3 Throttle Grip 1 x Left Grip 1 x Butterfly Cable Note: The data is all manual measurement, please please allow 1-3cm error; due to the light and display difference, there would be some color difference, please refer to the actual object received.