1.Adjustable Size and Universal Fit: There are three sizes of brackets in our steering wheel knob setwhich are suitable for different sizes of steering wheels. Even if the steering wheel cover is installed the large brackets can also be used. It is compatible with all types of cars and vehicles such as sedansmini coopers saloon cars trucks SUV and others.2.Easy to Drive: Increases the torque of the steering wheel while eases single hand steering allowing you to have smoother turns faster parking and safer lane merging. Especially U-turns it lessens the turning radius and helps drivers to drive safely and conveniently.3.Easy to Install: Our steering wheel spinner package contains tools needed for installation a screwdriver and fixing screws.Just pick a suitable bracket combine it with the power handle on the steering wheel fix them with the screwdriver and you can enjoy your easy driving.4.Durable Material: Made of ABS material these two materials are uniquely sturdyand possess high durability to ensure maximum strength and durability for prolonged product life.5.Package Included: 1 PC x Steering wheel knob 3 PCs x Different size brackets1 PC x Screwdriver 1 PC x Mounting screws 1 PC x Gasket.Specifications:Material: ABSColor: black blue redGasket Approx 200mm/7.8inchSize: (Approx) top x bottom x H 55x30x80mm/2.16x1.18x3.15inch dia. 60mm/2.36inch55x30x65mm/2.16x1.18x2.55inch dia.45mm/1.77inch55x30x52mm/2.16x1.18x2.04inch dia. 33mm/1.3inchPackage Included:1 PC x Steering wheel knob3 PCs x Different size brackets1 PC x Screwdriver1 PC x Mounting screws1 PC x Gasket