• 【Cassette Compatible】21-speed
• 【Crank length】: 170MM
• 【Number of sprockets】24T/32T/42T
• 【Material】Sand black aluminum crank, square hole, black plastic three chain cover
• 【Applicable】Suitable for E·Bycco E8/E8S electric bike, suitable for road bike and mountain bike
• 【Items】Please choose the item that you need, if you have any issues please contact us at ebyccous@gmail.com

Shipping Details

• Shipping time: 5-7 Working Days from China factory
• Free shipping