These 5 x 5 Grand National hubs fit all common front GN spin-dles and rear ends with GN 2-1/2” bearing snouts. Hubs are made from billet steel, scalloped and milled to reduce weight. They utilize a bolt on aluminum rotor mounting plate to fit stan-dard rotor bolt patterns. Hubs can also be used with hats. Hub includes 5/8” fine studs and races. All parts sold separately. "WARNING: This product contains a chemical known to the State of California to cause cancer and birth defects or other reproductive harm."