Wilwood adapter register ring, 2.50-inch diameter, sold as a two-pack. These rotor/hat register rings provide precise seating between rotor and hat to help maintain concentric alignment in compatible rotor assemblies. Supplied as matching pairs, they are sized specifically for applications requiring a 2.50" register diameter and intended for use where accurate rotor-to-hat registration is needed.
Wilwood Adapter Rotor/Hat Register Ring 2.50in Dia. - 2 Pack