Set of 20 brand new OE style wheel bolts. These bolts are suitable for standard Mercedes alloy wheels and are a great way to replace rusty old bolts, instantly uplifting the look of your vehicles wheels. These wheel bolts have a radius of 14. It is vital that Mercedes wheels are fitted with R14 bolts. Not doing so will be unsafe. Please see the diagram below. Many of the bolts you find on ebay are radius 12, you must check before purchase. Whether your wheels are radius seating depends on the manufacturer and is something you must check before purchase. Almost all aftermarket wheels are tapered, but standard wheels can vary. For example all BMW's come as standard with tapered bolts, but all Mercedes come as standard with radius bolts. It is important you get the seating correct .