TUNE ball bearings BB30 6806 | 61806 2RS
Replacement bearings for Tune Smart Foot crank or similar systems with 30 mm shaft.
The high-quality industrial standard bearings with contact seals on both sides have optimal stability and survive even wiedrigste weather conditions.
After installing the new seals may run slightly heavier, the known low-friction arises after a few kilometers on again. The bearings are provided with a lubrication for life, the seals may not be removed.
The ball bearings are suitable in various cranks with 30mm shaft and bottom bracket in which a ball bearing 61806 is installed (Ex. Tune, BOR, THM, Cannondale).
Outer diameter: 42 mm
Inner diameter: 30 mm
Bearing width: 7 mm
Seals on both sides grinding
Lieferunfang: 1x warehouse