SHIMANO ΔΙΣΚΟΒΡΑΧΙΟΝΑΣ TOURNEY FC-TY501 CRANKSET 2X7/8-SPEED 170MM WITHOUT CHAINGUARD

Precise shifting with indexed SIS
Dual SIS
Chainring combination: 46-30 teeth
Speeds: 2
Crank length: 170 mm or 175mm
Compatible chain: 7/8 speed
Bottom bracket axle length: 123 mm
Rear derailleur compatibility: 7/8 speeds