24V 250W Electric Bike Conversion Kit Motor Controller for 22?28inch Common Bike

Features: 1.Environmentally friendly material, sturdy and easy to operate. 2.This kit is suitable for installation on regular bike of 2228 inches. 3.This kit is suitable for ordinary bike with single free wheel. 4.Motor use freewheel, when wheel rotating, the motor will not rotate, just like normal bike, this can reduce resistance. 5.It can be used to convert bike into electric bike. Specifications: Material: Aluminum alloy Color: As picture shown Fit For:2228 inch ordinary bike Rated Power: 250W Flywheel Teeth: 16 Rated Speed: 3300 rpm Reduction Ratio: 9.78 Note: 1.This item doesn"t include battery or charger. 2.This kit is not suitable for modification in special models and variable Speed models. 3. It cannot be mounted on Speed gear bikes or fixed gear bikes . 4 . Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering. .Environmentally friendly material, sturdy and easy to operate. This kit is suitable for installation on regular bike of 22?28 inches. This kit is suitable for ordinary bike with single free wheel. Motor use freewheel, when wheel rotating, the motor will not rotate, just like normal bike, this can reduce resistance. It can be used to convert bike into electric bike.