MATERIAL: The crank arms are made of materials, this product is sturdy and durable.High strength, high hardness, not easy to deform.
DESIGN:The crank arms adopt sample design, fine workmanship, used for bike mid drive motor installation.Total length and width is approximately 21 * 3.8cm / 6.3 * 5.9inch.Weight is approximately 450g.
Note:The product is a special crank for Tongsheng mid-mounted motor.
EASY TO INSTALL:The crank arm is lightweight and small size, easy to install and use.
FINE WORKMANSHIP:Sample design, fine workmanship, used for bike mid drive motor installation.
