ARP Chromoly Bolt 1/2-13 in. Thread, 1.75 in. Underhead Length # 617-1750
Bolts, 8740 Chromoly, Black Oxide, Hex Head, 1/2-13 in. Thread, 1.75 in. Underhead Length, Set of 5
Fastener Size:1/2-13 in. RH
Underhead Length (in):1.750 in.
Fastener Head Style:Hex head
Fastener Material:8740 chromoly
Fastener Finish:Black oxide
Fastener Grade:ARP 8740 chrome moly
Fastener Yield Strength (psi):180,000 psi
Wrench Diameter:9/16 in.
Washers Included:Yes
Quantity:Sold as a set of 5.
Now you can use premium-quality ARP chromoly bolts to install most anything on a car, boat, or trailer. These specially heat-treated 8740 chromoly fasteners 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.