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ARP chromoly 5/16-24 x 3.500 12-point black oxide bolt is a single chromoly fastener finished in black oxide. The 12-point head accepts standard 12-point sockets and helps with compact access in assemblies. Choose this bolt when a 5/16-24 thread at a 3.500-inch length is required for fabrication, repairs, or custom fastenings.
ARP 5/16-24 x 3.500 12pt black oxide bolts
