
The ARP 5/16-18 x 2.75 in 12-point Custom 450 bolt set includes five matched bolts specified at 5/16-18 thread and 2.75 in length with a Custom 450 designation. The 12-point head provides a precise wrenching interface for confined spaces, and the specified length supports medium-depth fastening. Each set of five is intended for replacements and small fabrication tasks.
ARP 5/16 in.-18 RH Thread, 2.750 in 12 Point Custom 450 Bolts- Set of 5