Guarnitura bici pieghevole strada ghiaia doppia ruota catena 40/42/44/46/48T pignone

Weight:40T(95g)/42T(102g)/44T(106g)/46T(112g)/48T(113g). Compatibility: for 3 screws Crankset System. Compatible with: 8/9/10/11/12 Speed. Shape: Round. Process: Full CNC process.

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