Bike Drive Train

Shimano Alivio CS-HG400 9-Speed Cassette-Silver  - SERIES: SHIMANO ALIVIO M4000 Series- Compatible chain: HG 9-speed- Speeds: 9-speed- Type: HG

Shimano GRX FC-RX810-1 11-Spd 40T 175mm 110 BCD Front Crankset Optimum gearing for mixed terrains and riding styles Hollowtech II Technology Series: SHIMANO GRX 11-speed Chain line: 50.1mm Chainring: choose; 40T, or 42T Compatible BB Type:...