Product Description:  

Product: C-68 Ceramic Bottom Bracket  

Material: Aluminum Alloy  

Specification: BC 137*24T*68/73  

Outer Diameter: 41 (+0.05, -0)  

Inner Diameter: 24MM, compatible with 22-24MM using the included reducer ring  

Colors: Black/Red/Gold/Blue/Titanium  

Weight: Approximately 107g  

Features: Provides more efficient power transfer from the pedals and offers additional ankle clearance – no more discomfort.  

Note: This bottom bracket is compatible with Shimano shifting systems.  

Note:  

All dimensions are manually measured, so slight deviations may exist. Please refer to the actual product.  

Due to differences in color, contrast, and brightness across devices such as phones and computers, there may be slight color variations between the image and the actual product.