UK 48W 250W 27.5 Electric Bicycle Motor Conversion Kit Rear Wheel EBike SW900. Rim: Double Wall Alloy. Bike Type: Electric Bicycle Conversion Kit. Wheel type: Rear Wheel. Motor Type: Brushless Gearless Hub Motor. Brake Type: Hand Brake. Features: Pedal Assist, 250 Watt, Rear Wheel, 48 Volt, can convert 2/3 wheeled bike into a electric bike. Frame Size: 24 in. Spokes: Steel, 12G x 2.6mm. Max speed: 28 mph or 24 mph. Wheel Size: 27.5. Wheel Axle: 175 x? 10mm. Max load capacity: 440 LBS. Net weight: 10.5kg. Net Weight: 22 LBS. Note: Battery and charger are not included in package. 1 x Brushless Gearless Motor Rear Wheel. 1 x Intelligent Motor Controller. 1 x Pedal Assist Crank Sensor. 1 x Cable Ties & Plastic Coil. 1 x Pair of Handle Bars (included Twist Throttle). 1 x Controller Bag. 1 x Pair of Brake Handles. 1 x LCD Meter. The system requires a 48 Volt electrokinetic cell battery with a nominal capacity not less than 11.6Ah. Battery and charger are not included in package. Caution: For your Safety, Please turn off the battery before connecting the Controller! Before placing an order. You will get it. We regret that we can not be responsible for any wrong or undeliverable addresses. We will reply you ASAP. 3, Our aim is to provide Top Level Customer Service, normally so we will try our best to solve any problem. Customer satisfactory is most important to us. Please give us at least 24 hours to reply! Our office hour:-9:00a. 6:00 p. (GMT+8) of Monday to Fri day.