Conical seat style 12mm x 1.50 threads lug bolts. The shank length is 39mm and the overall length is 64mm. The hex size is 17mm. These lug bolts fit BMW, Volkswagen, Audi applications. Nickel plating. Grade 10.9 with enhanced torque tension. Visit our application guide page for any application related information. Contact us for any questions. Price is for each piece.