2. The frame is welded by experienced craftsmen with precise angle and exquisite appearance.
3. The inner and outer walls of the nano-ceramic technology on the surface form a protective film with stronger and more even
adhesion.
4. The frame is sprayed by a 100-meter automatic electrostatic spraying line, the surface is fine and the color lasts long.
5. The pulley is made of high-precision wear-resistant rubber material, which has been tested ten thousands times.
6. Perfect combination with 19-wire steel wire, wear-resistant and durable, strong safety.