Usage Tips: Wide application: The rubber bush is perfect for various cylinder bodies and vehicles (eg Unitec, Michelin, etc.) Product dimensions and weight: diameter=48 mm, height= 38 mm, gap size: 10 mm, Very high quality: very robust natural rubber material, application is fast, easy, non-slip and practical! The indentation on the underside of the rubber pad provides a firm grip on the car's vag plate. Updated Version: 2 rubber pads, new polyurethane construction, make this rubber pad strong enough to hold your point of weight but soft enough to avoid squashing the contact area. Durab rubber construction provides extra cushioning and compressive strength. Product Description Court:Black 2pcs Universal Car Rubber Bumper Slots frame pad protector for pinch rail welding protection diameter 48 mm Specifications: Diameter: 48 mm Height: 38 mm Material: Rubber Cour: Black Tips: The slot size of the product is suitable for most car models. If you have special requirements for the slot tail, you can cut the rubber pad with a sharp knife to get expansion slots that fit your car. It is a must-have product for any professional or home mechanic. . Many auto and truck repair manuals will tell you to lift your vehicle by its standard jacking points which may be on the jack seam or frame rail weld. You normally protect the chassis rails and use these jacks to prop up your car. There is no proper support, the thin rails are bent and lead to future use, they are problematic, even if the jack cannot be fixed in the place of the jack, package includes: 2 x Car Rubber Cushion