641-3000 5/16-18 X 3.000 12PT Black Oxide Bolts
Product Information
Now you can use premium-quality ARP chromoly fasteners to install most anything on a car, boat, or trailer. These specially heat-treated 8740 chromoly bolts feature a black oxide finish. They are nominally rated at 180,000 psi tensile strength to provide a substantial extra margin of safety over Grade 8 hardware. What's more, you can't beat the gorgeous looks of ARP fasteners and their ability to resist rust. They're truly maintenance-free!
