Specifications: Material:Rubber Color:black Diameter:125mm Thickness:27mm Features: 100% new and high quality. This product is used to protect the undercarriage metal jack point railing that is on most vehicles. Highly durable and resistant to damage, it will keep the chassis rails from getting pinched,bent,and broken. Note:Due to the manual measurement,there might be some error. Package list: 1x Rubber Pad .