Wolf Tooth T47 External Bottom Bracket - T47 External 68/73mm For 24mm/Shimano Spindle Orange MFPN=W0G1800AIDXSA21293 }Shimano Tourney CN-HG40 Chain -

}Shimano Tourney CN-HG40 Chain - 678-Speed 116 Links Gray

8 ISO Width (mm) 97 ISO Diameter 559 / 26" MTN

approximate weight 595g

6mm Front Derailleur only compatible with Sora R3000 2x left shifter

Wolf Tooth T47 External Bottom Bracket - T47 External 68/73mm For 24mm/Shimano Spindle Orange MFPN=W0G1800AIDXSA21293 }Shimano Tourney CN-HG40 Chain -Wolf Tooth T47 External bottom Brackets are engineered to be smooth durable lightweight fast and user serviceable. Their ground up design features custom bearings seals bushings and cups which eliminate creaking and balance best in class weather sealing with optimized bearing radial compression alignment and preload for low drag. The Wolf Tooth Bottom Bracket bearings feature custom designed balls and races that are made from a hardened chrome bearing