for those who still prefer the low weight and simplicity of square taper cranks. Each bottom bracket is hand assembled using a hollow chromoly spindle, precision sealed bearings, forged and CNC-machined alloy ...

significant upgrade to any OEM BB30 bottom bracket. Two machined aluminum cups offer increased durability and bearing life, while keeping a simple press together method for installation and maintenance. This means no ...

dust cover for all models, a snug & secure fit that also fully protects the face of the bearing delivers exceptional performance without any sacrifices. CeramicSpeed hand-built bearings carry the load from ...

engineering at its peak. Each of the components magnifies the qualities of the others for an unparalleled level of performance. Optimizing input to maximize output. That's how it achieves supremacy. Note: Bottom ...

Fit Bottom Bracket. Features: Designed for use with Shimano 24mm mountain bike cranks Uses high quality sealed bearings Includes 3 x 2.5mm spacers (BB89.5) Specifications: Frame Interface: BB89.5, BB92 | 107MTB Spindle ...