Drivetrain System (126)

Option: 1, Crankset only 2, Crankset + BB: come with Prowheel original bottom bracket —————————————————————————— Item 1: Crankset  Brand: Prowheel  Series: Ounce Color: Black Crank arm material: Aluminum alloy AL-6061-T6 ...

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, Crankset only 2, Crankset + BB: come with MT500 bottom bracket —————————————————————————— Model: FC-U6000-2 Level: Cues Color: Black Speed: 9/10/11 Speed Chainring: 36-22T Compatible chain: LINKGLIDE, HG 11-speed...

Model: CN-HG54 Speed: 10 Speed Links: 116 Links Type: HG-X Pin link plate: Gray Roller link plate: Brown Weight: approx 300g HG-54 is a directional Super Narrow HG-X chain with...

Option: 1, Crankset only 2, Crankset + BB: come with BSA orginal bottom bracket —————————————————————————— Item 1: Crankset Brand: Samox  Arm material: Aluminum alloy Color: Black Speed: 1 x 9/10/11...

Option: 1. Crankset Only: No bottom brakcet and bolts 2. Crankset + BB: Come with BB-ES300 bottom bracket (Some batch bottom bracket may BB-ES25) —————————————————————————— Model: FC-M4000 Level: Alivio Color:...

1, Crankset only 2, Crankset + BB: come with SM-BBR60 bottom bracket —————————————————————————— Model: FC-RX810-1 Level: GRX Speed: 11 Speed Chainring: 40T Compatible chain: LINKGLIDE, HG 11-speed P.C.D.:  110mm Chain...