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ARP 7/16-20 chromoly bolt with a 1/2" 12-point head and black oxide finish measures 4.250" long. Built for fabrication and mechanical assembly uses that require 7/16-20 threads, this bolt offers reliable fastening. Chromoly material and the 12-point head provide consistent torque engagement suited to custom brackets, engine or chassis fastening, and other fabricated components when used with compatible hardware.
ARP 7/16-20 X 4.250 1/2 12pt black oxide bolts
