The Mfm2a Is A Tried And True Freewheel. Ramped For Smoother, More Consistent Shifting. Nickle Plated For Longer Wear And To Resist Corrosion. Read more..
Steel Rings With Polymer Spacers
433g
Shimano Equivalent Mf-Tz21 / Mf-Tz20
The Mfm2a Is A Tried And True Freewheel. Ramped For Smoother, More Consistent Shifting. Nickle Plate..
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