The BB ALPHA represents CeramicSpeed's pinnacle bottom bracket engineering, designed for cyclists demanding uncompromising durability and performance. Hand-built with grade-3 Silicon Nitride ceramic balls paired against hardened stainless-steel races, this unit delivers 500% superior moisture protection while maintaining ultra-low friction characteristics. Custom-engineered seals and precision dust covers shield internal components from the elements. The streamlined spacer tube design and optimized cup geometry reduce weight by 10% compared to previous generations, while accelerating installation. Compatible with 24mm axle Shimano road cranks and pressfit BB86 frames (41mm bore, 86mm width). Backed by a lifetime warranty—a testament to CeramicSpeed's confidence in this component's longevity.