
These ARP black washers are sized for M10 fasteners with a 0.75-inch outer diameter and are sold as a two-pack. They provide a finished bearing surface under bolt heads or nuts to help distribute clamping load and protect mating surfaces during assembly. Use them where correct washer sizing and corrosion-resistant finishing are required to preserve hardware torque characteristics.
ARP M10 ID .75 OD Black Washers (2 pack)