CeramicSpeed BB ALPHA Bottom Bracket - T47 73mm For 30mm Spindle MTB Black

We’re a mission-driven bike shop based in Colorado. Every sale helps refurbish and donate bikes to those in need through Bicycles for Humanity Colorado.

Each item has been professionally inspected, thoroughly cleaned, carefully refurbished, and is ready for immediate use.

CeramicSpeed BB ALPHA Bottom Bracket - T47 73mm For 30mm Spindle MTB Black

Built to outlast your frame, the BB ALPHA keeps your ride smooth when the trail gets rough. Hardened stainless steel races and grade-3 Silicon Nitride ceramic balls minimize friction and maximize durability, delivering moisture protection and consistent performance on muddy climbs and dusty descents. Handbuilt in Denmark and covered by a lifetime warranty, this bottom bracket pairs precision engineering with everyday reliability, while lighter cups and a streamlined spacer design cut weight and speed installation.

Who is this for?

For riders who demand long-term reliability on demanding mountain trails and bikepacking adventures. If you value precision, low-maintenance performance, and a quiet drivetrain through mud, dust, and wet weather, this bottom bracket is for you.

Each item is professionally packed and shipped next day. Select in-store pick-up at checkout and visit us if you are local!