Cup & cone type bottom bracket for smooth rotation without resistance. CNC Cr-Mo Cup CNC Cr-MO Axle Ball Retainer Shell Width: 68mm 1.37" x 24T JIS Taper About Product Color and Size The color of the product may differ from the actual product depending on your display settings. Product specifications, logo design, etc. may be subject to change for product improvement. We also cannot answer measurements or personal fit that the manufacturer does not announce. Please be aware of