Feature: 1. Applicable Size and Voltage: Can match 22.2mm handlebars, suitable for 12V, 24V, 36V, 48V, 72V voltage, please confirm the size and voltage of the electric bike. 2. Low Failure Rate: This throttle handle is made of premium rubber, and the wire and interface are sturdy and durable, ensuring a low failure rate for long term use. 3. Comfort in Hand: This handle is comfortable in hand, strong in performance, allowing you to enjoy the driving process even more. 4. Replacement Accessories: This bike speed control handle grip accessory can be used to retrofit or replace old or damaged original parts. 5. Easy to Install: This mountain bike modification accessory is easy to install and remove, very convenient to use and extend the life of your bike. Specification: Item Type: Electric Bike Throttle Handle Material: Rubber Gross Weight: 268g / 9.5oz. Package List: 2 x Rotating Handle