
ARP stainless hex-head bolt, 5/16-24 x 4.250, is a stainless steel fastener specified by 5/16-24 threads and a 4.250-inch length. Intended for fabrication, mechanical assemblies and custom repairs that call for an extended 5/16 hex bolt, this precision hardware offers a reliable hex-head drive and a clean stainless finish for secure clamping and alignment in structural and repair applications.
ARP 5/16-24 x 4.250 hex SS bolts