Features1Durable in Use: Durable cables and interfaces with good contact ensure low failure rates over long periods of time. 2Right and Left Universal: Electric bike thumb throttle can be installed on both sides of the handlebars, left and right universal, which is very flexible. 322.2mm Diameter: The diameter of the electric scooter thumb speed throttle is 22.2mm that is suitable for replacing your old thumb throttle. 4 ABS: The electric scooter thumb throttle is made of ABS material that is not easy to age and wear, and it is also durable. 5Sensitive Response: This electric bike throttle has a sensitive response, can be started gently, very easy and convenient to use that is replacement for bike conversion.SpecificationItem Type: Electric Scooter Thumb ThrottleMaterial: ABSGross Weight: 80g/2.8ozDiameter: 22.2mm/0.87inPackage List1 xElectric Scooter Thumb Throttle