microSHIFT Centos Rear Derailleur - 10 Speed Short Cage BLK Shimano 4700 Compatible Color-Diamond White and you will have some

and you will have some fun

6 (1-1/8") Front Derailleur Cable Pull Dual Front Der/Shifter Compatibility Shimano Mountain Max Ring (teeth) 46 Front Derailleur Style Topswing

6061 alloy forged arms

Conversion kits for Spin Doctor 6-Drive hubs are not compatible with original Spin Doctor and Spin Doctor Pro hubs

microSHIFT Centos Rear Derailleur - 10 Speed Short Cage BLK Shimano 4700 Compatible Color-Diamond White and you will have someCentos delivers race level shifting performance with full aluminum construction. These derailleurs support all riders who would enjoy any kind of road riding. Light weight full aluminum construction Largest Cog 30 Rear Der Shifter Compatibility Shimano Tiagra 4700 Rear Derailleur Mount Type 10x1 Standard Drivetrain Speeds 10 Chain Wrap Capacity (teeth) 35 Cage Length Short Color Black keyword search GRX R400 Speed 10