450W Electric Bike Left Drive Conversion Kit 36V Thumb Throttle V Brake Rear. Turn your city bike into an electric ride with this 450W conversion kit. It fits most bikes with rear V brakes. Key Features – Fits most common bikes – 450W motor with 26-inch spoke sprocket – Choose your throttle – twist grip or thumb style option – Built for rear V brakes – not compatible with disc or coaster brakes – Simple chain drive – bracket may need fitting to your frame. Quick Specs – Power: 450W – Voltage: 36V – Wheel Size: 26 inches – Weight: 9.11 pounds – Drive: Rear-wheel chain drive – Throttle: Twist grip or thumb option. Who It’s For Adult riders who want to convert a city bike for urban commuting.