freewheel for lankeleisi electric bike E-bike Models:DUKAWEY BST-6 and the lock head is

and the lock head is made of PP material

please leave a message which model you need

Built from lightweight yet durable materials

Made of premium butyl rubber

mountain bikes

freewheel for lankeleisi electric bike E-bike Models:DUKAWEY BST-6 and the lock head isImages are for reference only; the actual product may vary. We will ship the appropriate accessory model based on the e bike model you select. High tensile steel. The internal thread has high precision, smooth rotation, and convenient maintenance. Specifically designed for e bikes, the ratchet mechanism is strong and durable enough to withstand the enormous torque generated by the electric motor. Features: Smooth rotation and high quality. 7 speed