TANKE 18T Single Speed Conversion Kit HG Cassette Cog MTB Road Bike Freewheel

TANKE MTB Bicycle Cassette Freewheel Single Speed Mountain Bike Flywheel Sprocket Conversion Cycling Accessories Parts. Freewheel Speed. Specification: 18T. Material: 7075 aluminum alloy. Color:purple,blue,red,lack.

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