The front or rear wheel kit, the product same as below image. 1 36V 250W/350W/500W brushless gear hub motor with Rim (tire not included). 36V dual mode controller with bag.Black Aluminum Alloy Brake Levers(pair). 8 Magnets Pedal Assistant Sensor. Hydraulic brake sensor - (If required, the additional cost USD10 will be charged). Thumb throttle (if required, please leave a message to us). BZ-4(8)- 8 magnets PAS. KT-D12- 12 magnets PAS (If you need 12 magnets PAS, the extra cost USD3 will be charged). This item is in the category "Sporting Goods\Cycling\Bicycle Components & Parts\Electric Bicycle Components". The seller is "cscwheels" and is located in this country: CN. This item can be shipped worldwide.