Description: Fine workmanship:The material of the vehicle steering wheel ball knob is ABS + aluminum alloy, do not damage the steering wheel, the ball is super strong, safe, and practical. Universal Install:Large steering wheel knob for the thick steering wheel. It has a larger base than other spinners and fits steering wheel diameters 1.3" - 1.6", if your steering wheel diameter is smaller, use the included rubber strip. Save Effort:Our smooth wheel spinner knob can reduce the turning radius, helping beginners to drive safely and conveniently when turning. Assistance Parts:This steering wheel knob can be as a car assistance part, it is easy to disassemble, easy to handle, disassemble, and clean. Elegant Appearance:Our steering wheel booster has an elegant appearance design that makes your car more fashionable. Fits most cars, trucks, tractors, lawn mowers, forklifts, and boats. Product Name: Steering Wheel Spinner Knob Specification: Material: ABS+ Aluminum alloy Size: about 7x5.5cm/ /2.7x2.16inch Color: Black Package Includes: 1 x Steering Wheel Knob