(4) Locking Silver Lug Bolts 12x1.5 w/Socket Key (25mm OEM Shank Length) Cone Seat for many BMW Vehicles: 128i 135i 318i 320i 325i 328i 335i M3 525i 528i 530i 535i M5 Z3 Z4 E36 E46 E60 E90 E92 E93 [APPLICATIONS] Many BMW, Audi, Mercedes, & Volkswagen vehicles that use 12x1.5 threaded bolts. Before purchasing, see Description section for additional fitment information. [SPECIFICATIONS] Pack of 4 Locking Lug Bolts | Includes 5-Point Spline Socket Key | Cone Seat (60 Degree Taper | 26mm Shank Length | 12x1.5 Thread Size [CHECK SHANK LENGTH] Vehicles come with a variety of bolt lengths. This 26mm Shank Length bolt may not fit if it is not the same size as your OEM lug bolt. [MANUFACTURING] Manufactured with cold forged steel. Zinc coating provides exceptional corrosion resistance and appearance. Additional Heat Treating Process ensures dependable strength & durability. [ADDED SECURITY] These Bolts require the included Socket Key to install and remove, thereby adding a layer of security against wheel thieves