Versatile: Pre-tested accuracy and high quality Brand new aftermarket car steering wheel rotary knob. The suitable universal steering wheel diameter is less than 35mm, which can increase the steering wheel torque, and the maximum turning angle can reach 90 By turning, you can reduce the turning radius, and help beginners and drivers to drive in safely and comfortably. Stylish and beautiful: the design is simple, elegant and classic, the shape is fixed, the steering wheel is fixed in the correct position on the steering wheel, and the fixing ring screws are tight, sleek design enhances the car's fashion sense. Easy to install and modify without modification, cutting or drilling, and not easy to fall off. Easy to use: Ergonomic handle gives you a very comfortable grip, non-slip handle design, the handle is comfortable to handle, reduces working pressure, saves effort and is easy to operate, rubber band inside the bayonet protects the steering wheel, the motor handle allows the driver to steer smoothly while driving slowly and stopping. Be your good partner to drive your vehicle safely. High quality materials: Made of high quality aluminum screws + coated ABS material, ABS is not easy to aging, has good toughness, hardness and balanced mechanical properties, has low temperature impact resistance, dimensional stability. Aluminum screws have high hardness, rust resistance and wear resistance. After heat treatment, they have strength and durability.