Model: BB-MT501 (Deore Series)
BB Type: Threaded BSA (English)
Shell Width: 68mm / 73mm (includes spacers)
Axle Diameter: 24mm (Shimano Hollowtech II standard)
Material: Anodized aluminum cups with resin center sleeve.
Key Features: * Enhanced sealing against mud and water.
High driving efficiency and smooth bearing rotation.
Replaces the previous SM-BB52 model.
Compatibility: Works with all Shimano 24mm MTB and lifestyle cranksets.