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ARP 1/2-20 black nuts are sold as a two-pack of standard hex nuts sized for 1/2-20 threaded studs. These fasteners provide a matching replacement where 1/2-20 nuts are required and are finished in black for a subdued appearance. They serve as simple replacement hardware for assemblies that specify this common thread size and pack quantity.
ARP 1/2-20 Black Nut (2 pack)
