ARP 7/16-20 chromoly bolt with a 1/2" 12-point head and black oxide finish measures 3.375" long. This bolt is designed for fabrication and mechanical assembly applications accepting 7/16-20 threads. Chromoly material paired with a 12-point head delivers reliable torque engagement for custom brackets, engine or chassis fastening, and other fabricated connections when used with compatible hardware and correct torque methods.
ARP 7/16-20 X 3.375 1/2 12pt black oxide bolts