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