This wheel bolt is a perfect aftermarket replacement part, which is made of high quality steel material, adopt heat treatment and black zinc plating technology, very durable and corrosion resistant. What's more, with it's stable characteristics and high reliability, extremely fixed to wheels and ensure security. Easy installation and comes with a key for lock. Don't miss it Features: Made of premium quality steel, adopt heat treatment and black zinc plating technology, durable in use and corrosion resistant. According to the original factory specifications, perfect match for the original car. As threaded fasteners, with stable characteristics and high reliability. Easy installation, straight bolted into the wheel and locked with key. High quality and long lasting use, please carefully use it. Specifications: Material: Steel Color: Black Model: M14 * 1.5MM Thread Length: 1.5mm/0.06 Thread Diameter: 14mm/0.55 Screw Stem Length: 30mm/1.2 Total Stem Length: 48mm/1.9 Package Weight: Approx. 340g Package Included: 4 x Wheel Bolts 1 x Key Notes: 1. This is aftermarket replacement item but not genuine. 2. The compatible vehicles list is just for your reference, please check the size before purchasing. Thanks 3. This item totally have 10 kinds of gears(10, 11, 13, 14, 15, 16, 17, 19, 20, 21), it will be shipped randomly