If you choose "motor only". If you choose "SW900 LCD", the product includes. 1 pair Power cut-off Brake lever.
If you choose "Throttle with LED", the product contains. 1 set Twist Throttle with LED Display. 1 8 Magnet Pedal Assistant Sensor. (different wheel size, road&weather condition and rider's weight will have different speed).Hub Motor: Brushless gear Hub Motor. Wheel Bottom bracket: Rear 135mm-142mm or Front 100mm.
Reduction Ratio: 1:4.4. 1:5.0 for XF15F XF15R. Motor hub weight : 3.0kg. Measure accurate internal diameter of the rim. Your rim has 36 spoke hole.The spoke hole is 5mm in diameter(if not, enlarge it). If you choose "throttle with LED", then throttle with LED display If you choose "SW900 display", then use Twist Throttle. Your satisfaction is our top priority and we are confident that you will be pleased with our services. This item is in the category "Sporting Goods\Cycling\Bicycle Components & Parts\Electric Bicycle Components".
The seller is "lightinbike18" and is located in this country: CN. This item can be shipped worldwide.