ARP 5/16"-18 x 2.250 12pt black oxide bolts (641-2250) mg-6-2nd-gen Part Number: AF64-4000BLK

Part Number: AF64-4000BLK

Part Number: AF512-06-05

20mm (48")

For use with wide birdcage bearing (double bearing)

ARP 5/16"-18 x 2.250 12pt black oxide bolts (641-2250) mg-6-2nd-gen Part Number: AF64-4000BLKARP 5 16" 18 x 2. 250 12pt black oxide bolts (641 2250) ARP Chromoly Bolts 641 2250 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're nominally rated at 180,000 psi tensile strength to provide a substantial extra margin of safety over Grade 8 hardware. The bolts are available in a wide range of thread sizes,