CERAMIC SPEED bracket BB 61903 | 17 x 30 x 7 mm
The advantages of ceramic over steel ball bearings are obvious.
They have a significantly lower friction at a much higher stiffness and durability.
CeramicSpeed used in making the best materials and latest technologies to
always to realize the highest possible quality.
All bearings are handmade in Denmark and installed in the sterile clean room. Thus manufacturing tolerances are completely eliminated by dust inclusions.
Quality is in every detail, all the balls and bearing are twisted 4-fold for optimum surface quality and the hardened tracks made of stainless steel are highly polished for smooth running.
Special low-viscosity Grease Blue grease supports the smooth running and also ensures a long service life of the bearings. In addition, the high-quality, non-contact seals, the dirt and water make sure to stay out.
The ball bearings include fits:
Extralite hub Hyperrear (2 pcs.)
Tune hub Kong, Prince (1 Stk.)
intended use: all disciplines
Material: Stainless steel, ceramic Grade 3
Dimensions: 17 x 30 x 7mm
EAN: 5711050000753 | MPN: 619032RSFT9HHC5