The Shimano SM-BB80 Bottom Bracket is built for the extreme demands of downhill and gravity riders, delivering the strength and reliability of the Saint series. Designed to fit 83mm bottom bracket shells, this threaded external BB provides a stiff, stable interface for Saint cranksets, ensuring efficient power transfer and long-lasting performance. Featuring high-quality sealed bearings, the SM-BB80 offers smooth rotation and excellent durability, even in wet and muddy conditions. Its robust construction resists contamination while maintaining consistent performance under the heavy loads of gravity riding. Perfect for aggressive downhill, freeride, and gravity riders, the SM-BB80 brings Shimano’s proven reliability to the toughest environments. Key Features: Saint-level durability: Built for downhill and gravity riding. For 83mm BB shells: Optimized fit for Saint cranksets. Threaded external design: Secure, stiff, and stable interface. High-quality sealed bearings: Smooth rotation and long-lasting reliability. Robust construction: Withstands mud, dust, and heavy loads. Compatibility: Specifically designed for Shimano Saint FC-M820 and FC-M825 cranksets. Fits 83mm threaded bottom bracket shells. Suitable for downhill, freeride, and gravity MTB applications.
