The 6000-2RS(6000RS) sealed bearing is used on many scooters, ATVs, mini bikes, dirt bikes, and go karts Because bearings should never be replaced as a single unit, Monster Scooter Parts offers this very useful item as a set of two bearings 30 Day Warranty Description The 6000-2RS(6000RS) sealed bearing is used on many scooters, ATVs, mini bikes, dirt bikes, and go karts. Because bearings should never be replaced as a single unit, Monster Scooter Parts offers this very useful item as a set of two bearings. The high temperature plastic seals on both sides of the bearing seal the inner ball bearings from the elements. These 6000-2RS(6000RS) scooter bearings are made of chrome steel and come pre-lubricated and ready to install. Known markings: 6000-2RS 6000-2RS1 6000S Specifications Diameter (Outer): 26 mm Diameter (Inner): 10 mm Width: 8 mm