
The ARP 1/2-13 chromoly hex bolt, 3.250-inch overall length, includes a hex head and a black oxide finish with 1/2-13 threads in chromoly material. It matches the manufacturer's specified length and drive style for secure installations. Choose this ARP fastener when a 3.25-inch 1/2-13 hex bolt with black oxide coating is needed.
ARP 1/2-13 x 3.250 hex black oxide bolts