Bicycle modification upgrade transmission for smoother gear changes, increased efficiency, and an enhanced cycling exper
Characteristics
Material
MetalDescription
(The chain of this kit is not ordinary IG51 but genuine HG50)
Standard accessories: M310 finger dial + M310 front derailleur + M310 rear derailleur + M311 chain ring + HG31-8 flywheel + HG50-8 chain + BB-UN26 123MM bottom bracket (set of 7)
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Product ID: 273045 In stock: 651 43 Views
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