This listing is for one piece of spinner knob universal fit for most steering wheels. Sleek and stylish spinner knob will give you more leverage and a smoother turning response. This item is for heavy duty use and will help the professional driver to drive safely and conveniently. Universal fit for most steering wheels Easy installation, all installation hardware included Product is elaborately designed for the owner easier and more convenient control and normal driving when making a big turn. 1: Help the driver to reduce the steering wheel force, driving more convenient. 2: Usually driving a turn is always difficult to turn, if installed a steering wheel booster, not only easy to turn, for the long-term driving is an indispensable auxiliary tool. Type: Steering Wheel Booster Size: Circumference 10cm Material: Zinc alloy + Silica gel Color: Silver + Black Package Contents: 1 x Steering Wheel Booster Only the above package content, Other products are not included. Note: Light shooting