Brand: ARP Manufacturer's Part Number: 100-7742 Part Type: Wheel Studs Product Line: ARP Wheel Studs Automotive Fittings Part Number: ARP-100-7742 UPC: 672036650292 Stud Material: Chromoly steel Wheel Stud Style: Screw-in Wheel Stud Thread Size: 1/2 in.-20 Stud Finish: Gold Underhead Length (in.): 2.950 in. Underhead Length (mm): 75.00mm Overall Length (in.): 3.15 in. Overall Length (mm): 80.00mm Quick-Start Nose: Yes Quantity: Sold as a kit. Notes: Designed for aftermarket axles. Studs have 12pt heads. Description: ARP studs are professional-quality fasteners for your wheels. They are manufactured from premium-grade, heat-treated 8740 chromoly steel, nominally rated at 190,000 psi tensile strength, and cadmium plated for extra durability. Styles and sizes are available to fit all popular applications; plus, they can easily handle the tremendous acceleration shock loads and lateral forces found in racing applications. ARP wheels studs are must-have replacements for competition vehicles.