Rotor PF4130 BB Ceramic - Black

Description 

ROTOR bottom bracket PressFit 4130 Ceramic

With this bottom bracket, BB30 cranks from Rotor can be used in frames with a Shimano Pressfit mount . The bearing shells have an outer diameter of 41 mm. The bearings used have ceramic balls, which, due to their significantly higher hardness and smoother surface, are intended to minimize friction in the bearing and increase durability.


Technical specifications:

Material: Aluminum 7075
Bearing: double row industrial ball bearing in ceramic
Frame: BB86, BB89.5 and BB92
Crankset: BB30
Inside diameter bottom bracket shell: 41 mm
Bottom bracket shell width: 86.5-92 mm
Colour: black (ceramic)

Weight according to the manufacturer: 77g
Weight weighed: 67g