Change your Velotric bike with our Twist Throttle set. It swaps the trigger throttle for a right-side twist throttle, enhancing control and comfort with an ergonomic palm rest. This kit is designed for easy installation and a smoother ride. Features: The half Twist Throttle set includes M4 x 15mm screws, a twist mechanism, spacers, a rubber grip, and a standard left side handlebar grip. Designed for easy installation and ergonomic comfort. Size: 163mm*161mm*60mm Main Material: PVC+PC/ABS What's in the box: M4 x 15mm screws, a twist mechanism, spacers, a rubber grip, manual