6Pcs Ceramic Ball Bearing Fit Rotor Bb30/Pf30/ 386/ Right Bottom Bracket

High speed, the use of ceramic speed than the general bearing speed is much higher
, ordinary bearings in the water and high temperature environment, the oil is easy to wash or , so that the bearings soon bad, the use of ceramic balls as a rolling body, do not worry about these problems.
Waterproof: ordinary bearings used in the water, grease washed , the bearings soon broken, the use of ceramic balls, you can normally use in the water.
: Ra 0.05
Model Number: Ceramic Bearing
colour:Silver + black
Material:Rubber + ceramic
Diameter:
Inner: .30mm
Outer: .42mm
Thickness: .7mm

Package Contents:
6 * 6806 Ceramics Bearing

Only the above package content, other products are not included.
Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.