1. Frame structure is adopted; the copper core wire is pulled out from the inside, and the wire is pay off through the hub frame and steering guide wheel;
2. The hub frame is made of stainless steel 304 round steel after being formed by argon arc welding;
3. The surface of the arc groove of the steering guide pulley must be treated with wear-resistant hardening; 4. Can be Customized the size according to customers' requirements.