BAZHOU Function: The car steering wheel turning knobs are a great help when doing difficult car manoeuvres. They give you the power and ability to pull off some really tight car manoeuvres. Compatibility: Universal design, compatible with standard steering wheels for cars and vehicles, great for your needs Easy to use: Steering wheel spinner ease the difficulty of one-handed steering by increasing the torque on the steering wheel. This allows smoother turns, especially U-turns, quicker stops and safer lane merging. HIGH QUALITY MATERIALS: This car steering wheel spinner has a chrome finish and strong plastic to ensure durability and efficient long service time. Wide range of applications: this steering wheel knob makes time-consuming and tiresome mowing jobs easier by reducing the turning radius. Also suitable for beginners or those with arthritis etc., making it easier for them to drive. Delivery Quantity: 1pc Package Contents: Only the above package contents, excluding other products. Size: Details as shown (Reminder: The size is measured manually, please allow 1-2 cm measurement error) Colour: Black (Due to different monitors and lighting effects, the actual color of the item may be slightly different from the color shown on the picture.)