Product Description
Various of Bicycle Chain Wheel / Bicycle accessory / part 
Children Bicycle, Bicycle Saddle, Bicycle Pedal, Bicycle Pump, Bicycle Basket, Bicycle Axle, Bicycle Chain Wheel, B.B Cup, B.B Axle, Bicycle part, Bicycle accessory, Bicycle Brake Cable, Front axle, Rear axle, Bicycle Steel ball, Bicycle tire, Bicycle handle, Bicycle hub, Bicycle rim. 
As a specialized manufacturer and exporter for Children Bicycle and Bicycle part. We will offer it with high quality and competitive price. If you are interested in our Children Bicycle and Bicycle part, please let me know your quantity and specification. 
1. Crank: 170mm 
2. Chainring: 28/38/48T 
3. Material: Steel 
4. Plastic coated chaingurad