Drivetrain System (53)

Option: 1, Crankset only 2, Crankset + BB: come with BB-RS500 bottom bracket —————————————————————————— Model: FC-R3000 Level: Sora Color: Black grey as picture Speed: 2×9 Speed Chainring: 50-34T Compatible chain:...

Option: 1, Crankset only 2, Crankset + BB: come with BB-RS500 bottom bracket —————————————————————————— Model: FC-R2000 Level: Claris Color: Grey silver as picture show Speed: 2×8 Speed Chainring: 50-34T Compatible...

Option: 1, Crankset only (Black)  2, Crankset (Black) + BB: come with 110.5mm bottom bracket 3, Crankset only (Silver) 4, Crankset (Silver) + BB: come with 110.5mm bottom bracket ——————————————————————————...

Option: 1, Crankset only 2, Crankset + BB: come with VP 68×113mm bottom bracket —————————————————————————— Brand: Motachie  Color: Silver Speed: 2×8/9/10 Speed Chainring: 52-39T BCD: 110mm   Arm length: 170mm...

Option:  1, Crankset only(50T): Crankset 50-34T 2, Crankset(50T) + BB: Crankset 50-34T,come with Jiankun original bottom bracket 3, Crankset only(53T): Crankset 53-39T 4, Crankset(53T) + BB: Crankset 53-39T,come with Jiankun...