HPI 12x28x8mm Ball Bearing. These Ball Bearings are specially manufactured for the HPI HD Aluminum Spur Gear Mount (HPI87559) for HPI Baja vehicles. They have a step cut in the outer diameter so the rear upper plate will sit flush. Each package contains 2 precision made 12x28x8mm ball bearings.
This product was added to our catalog on February 15, 2018