12mm x 1 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 101 1/2" Long, 12MM Metric Stud, .505" Knurl, Moser Engineering 8254SKU: 8254$22.00PriceQuantity*Add to Cart