The ARP chromoly hex bolts are 7/16-20 x 3.625 inches with a black oxide finish and sold in a pack of five. These high-strength fasteners suit fabrication and replacement uses where the specified thread size, length, and finish are required, offering a matched set for mechanical assemblies calling for 7/16-20 hardware at the stated length.
ARP 7/16-20 X 3.625 Black Oxide Hex Bolts - Pack of 5