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Wilwood rotor/hat register rings, 2.80-inch diameter, are sold as a two-pack to provide precise centering between rotors and hats or hubs. These register rings ensure concentric mounting of aftermarket rotors, reducing vibration and improving running clearance. They are used when matching rotor bores to hub register diameters during brake upgrades or custom installations to secure accurate alignment.
Wilwood Adapter Rotor/Hat Register Ring 2.80in Dia. - 2 Pack
