12mm x 2 1/2" .505" knurl press-in Grade 8 wheel stud. Uses a .484" hole size in axle. Typical 1980's and newer metric stock Chevy wheel stud. Set of 102 1/2" Long, 12MM Metric Stud, .505" Knurl, Moser Engineering 8255SKU: 8255$27.00PriceQuantity*Add to Cart