Enduro Standard Design Cartridge Bearings.
- 90% filled with Mobilux NGLI 2 synthetic grease, dual-lip labyrinth seals
- If the bearing you are replacing is not marked with a manufacturer number, measure it and compare to specifications listed
- Grade 5 steel balls rated at ABEC-5 precision
- Retainers are nylon with graphite
- Snap ring seals
- Enduro’s highest quality steel bearing