Ball Bearings. These metal shielded bearings are used on a variety of HPI and HB models, but are a good option for any application that requires a 12x18x4mm bearing. This product was ...
Ball Bearings Overview: Mugen Seiki 10x15x4mm Metal Shielded ...
Ball Bearings. These high quality ball bearings are made with high quality materials to provide a smooth and friction free drivetrain feel. Package includes two 10x15x4mm Ball Bearings. This product was added ...