This ARP internal trisquare nut is a single 7/16-20 nut specified for VW and Audi applications. Supplied individually, the nut is intended for use in fastener locations requiring the trisquare seating form and matched thread size. It allows builders and technicians to replace a single hardware item during engine assembly or clutch work without needing a full pack of fasteners.
ARP VW / Audi Internal Trisquare 7/16-20 Nut (Single Nut)