Bottom bracket (11)

Option: 1, BSA thread (68mm): SM-BBR60 BSA/English Threaded Shell (68mm width) 2, ITA thread (70mm): SM-BBR60 Italian Threaded Shell fits (70mm width) —————————————————————————— Model: SM-BBR60 (BSA thread) Type: BSA/English Threaded...

Model: SM-BB72-41B Type: Press-Fit Shell Width: 86.5mm Axle Diameter: 24mm (Hollowtech II) Weight: approx 69g Compatible for cranket model: FC-R7100,FC-R8100,FC-R9200,FC-RS520... Sealed cups keep out dirt and water Maintenance free High...

Option: 1, BSA thread (68mm): BB-R9100 BSA/English Threaded Shell (68mm width) 2, ITA thread (70mm): BB-R9100 Italian Threaded Shell fits (70mm width) —————————————————————————— Model: BB-R9100 (BSA thread) Type: BSA/English Threaded...

Option: 1, 68×113mm 2, 68×117.5mm 3, 68×123mm —————————————————————————— Note: Some batch with white coating on the left cup —————————————————————————— Model: BB-UN300 Type: Square taper Shell width: 68mm Shell thread: BC1.37"...

Option: 1, SM-BB52(BSA) 2, BB-MT500(BSA): (New batch is BB-MT501,random ship out) 3, BB-MT500(Press-fit) 4, BB-MT800(BSA) 5, BB-MT800(Press-fit) —————————————————————————— Tips:  1, BB52 is standard compatible part for: Alivio/Deore/Zee/XTR FC-M4050,FC-MT500,FC-M6000,FC-M4100,FC-M5100,FC-M610,FC-M9100... 2, MT500...

Model: SM-BB71-41B Type: Press-Fit Shell Width: 86.5mm Axle Diameter: 24mm Weight: approx 72g Sealed cups keep out dirt and water Maintenance free High quality sealed bearing For 24mm cranks Fits...

Option: 1, BSA thread 2, Press-fit —————————————————————————— Model: BB-MT500  (New batch is BB-MT501,random ship out) Type: Hollowthch II Shell thread: BC1.37" x 24T Shell width: 68/73mm Weight: approx 95g Sealed...

Option: 1, BSA thread 2, Press-fit —————————————————————————— Model: BB-MT800  Type: Hollowthch II Shell thread: BC1.37" x 24T Shell width: 68/73mm Weight: approx 83g Sealed cups keep out dirt and water...