1、Anti Rust: Made from premium chrome plated ABS material, these lug nut covers are built to withstand tough conditions and resist rust, corrosion. 2、Beautiful Appearance: The chrome plastic surface presents a shiny chrome color, giving the semi trailer a more detailed and stylish appearance, enhancing the image of the entire vehicle. 3、Easy Installation: Push type design, just push the lug nut cover onto the nut, without using screws or other tools, easy and quick installation. 4、Protective: The lug nut cover adopts flange design to better protect the nut from dust, dirt and water erosion and improve the fastening performance of the nut. 5、Wide Application: Lug nut covers are suitable for most semi trailers with 33mm flange lug nuts, can meet the needs of different models and brands of sem trailers. Item Type: Lug Nut Covers Material: ABS Inner Diameter: Approx. 33mm / 1.3in Height: Approx. Approx. 78mm / 3.1in Installation: Press Type Application: Most Trucks, Trailers, and Vehicles with 33mm flange lug nuts 20 x Lug Nut Covers