This item is well made of for durable and practical use. Steering wheel mount alloy material, the above dial is ABS plating. Generally drive cornering to turn, if there is a steering wheel aids, turning easy, the turntable can rotate 90 degrees. With the dynamic and sporty design, this product allows to provide the much-needed support for controlling car steering wheels safely, conveniently and effectively. The installation process is easy and requires no tools. can rotate 360 degrees, easy to operate. Suitable for thickness below 32 mm steering wheel use. Feature - - Material: Metal and plastic. - Weight: 0.2KG. - Size: 9 x 7 x 5cm / 3.54 x 2.76 x 1.97inch ( W x H). - Fine workmanship, delicate design and quality. - More leverage and quicker turning response. - The installation process is easy and requires no tools. - can rotate 360 degrees, easy to operate. - The inside of with a rubber ring to avoid scratching the steering wheel. - Install to the steering wheel, increase the steering wheel arm, thereby increasing the role of torque. Package list: 1 Steering Wheel Assistive Ball Ball Steering Wheel Knob for Car Vehicle (Peach Wood Color)