This Old International Shaped Chrome Air Valve Knob is made of aluminum and treated with industrial hard chrome, ensuring durability and longevity. It is available in octagon or square and fits most makes and models. Sold by each, this air valve knob is a practical and functional addition to any vehicle. Its sleek design adds a touch of style while its sturdy construction ensures reliable performance. Upgrade your vehicle's air valve knob with this International Shaped Chrome Air Valve Knob.