ARP 1/2-13 and 1/2-20" Thread Stud 7.500" Long Broached Chromoly - Black Oxide BR1003 Pro-Series features an indestructible electroless

Pro-Series features an indestructible electroless nickel finish

This inertia weight has six (2-ring design) or eight (3-ring design) computer machined grooves to retain the proper durometer O-rings (dyno tested for each application)

New strategically positioned silicone printing throughout glove for weight savings & improved grip

Choose from ARP Black Oxide or 300-stainless steel in hex or 12 pt

ARP 1/2-13 and 1/2-20" Thread Stud 7.500" Long Broached Chromoly - Black Oxide BR1003 Pro-Series features an indestructible electrolessARPs product line contains thousands of part numbers, and has expanded to include virtually every fastener found in an engine and driveline. These range from quality high performance OEM replacement parts to exotic specialty hardware for Formula 1, IndyCar, IMSA, NASCAR and NHRA drag racing and marine applications. Since 1968, ARP is the fastener of champions and the world leader in fastener technology. Product Description: Stud 1 2 13 and 1 2 20 in