Item Type: Taper Cone Lug Bolts Material: Steel, aluminum alloy Bolt Pitch: M12x1.5 Bolt Seat Type: Tapered Bolt Hexagonal Size: Approx. 17mm/0.67in Bolt Threaded Shank: Approx. 45mm/1.77in Bolt Rating: 12.9 Bolt Material: 35CrMo Fitment: Universal fit Package List 20 x Taper Cone Lug Bolt 1 x Cap 1 x Manual 1Important Parameter: The pitch of this bolt is M12x1.5, the hexagonal size is 17mm, the threaded shank size is 45mm, the bolt rating is 12.9, designed with a taper seat. 2Material: Made of steel and aluminum alloy material, strong hardness, clear thread, durable, wear resistant, rust proof, impact resistant and durable. 3Fine Workmanship: Professional manufactured, exquisite workmanship with unique design, ensure stable performance and high reliability. 4Package: The package includes 20 taper seat lug bolts and a sleeve, adopts special coating design makes the installation easier to distinguish. 5Easy Installation: This wheel lug bolt is easy to install, without complicated tools, straight bolted into the wheel, can save a lot of time and effort.