ABEC 3: Grade 20 balls made of chrome steel with steel cage - 2RS: 2 rubber seals - Fits Roval MTB 20mm front hubs.
- Type of construction: Kugellager
- Dimensions: 6704 (20x27x4)
- Special: Edelstahl
ABEC 3: Grade 20 balls made of chrome steel with steel cage - 2RS: 2 rubber seals - Fits Roval MTB 20mm front hubs.