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Shimano TOURNEY MF-TZ510 7-speed Multiple Freewheel 14-28
The MF-TZ510 Multiple Freewheel from Shimano with weight-optimised construction for Tourney TZ 3 x 7-speed group.
For 3x7-speed and 3x6-speed drivetrains, the new SHIMANO TOURNEY components feature REVOSHIFT shifters, a new freewheel with better corrosion resistance, and new derailleurs with SIS Index shifting. SHIMANO TOURNEY provides reliable shifting performance with a broad combination of gear options (either 12-28/32 or 14-28/34) for riders of all levels.