and high quality. Car Auto Steering Wheel Spinner Booster. Hold the ring on the steering wheel in a suitable position. Screw in the bolt to fix the ring securely. Fits steering wheel sizes .5inch-1.75inch Diameter Deluxe, Smooth, Effortless Spinning Easy to drive, long-distance driving, the steering wheel is no longer heavy, more relaxed to drive. Easy to install. Type: Spinner Knob Name: steering wheel booster ball Size: about 9 x 8 x 6.5cm Fitment: Universal for Cars, Trucks, Forklifts, Mowers, , Boats, ETC Colour: black Material: nylon + iron Package Contents: 1 x Steering Wheel Spinner 6 x bolts 1 x wrench Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.