Kibblewhite Precision Rocker Arm Stud/Nut Kit - Rocker - M8 - 20-21045

Nuts are machined from billet high-tensile steel and heat treated. All are black oxide-treated for enhanced corrosion resistance. Studs are heat-treated 180,000 psi aircraft alloy steel. Studs and nuts have rolled threads. Made in the U.S.A..