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M Part

MPSS009

M Part Lock-ring for cassettes

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  • High quality Cr-Mo steel cassette spacers
  • This combined with a cassette lock ring (MPSS09) and your choice of singlespeed freewheel sprocket (MPSS16, MPSS17, MPSS18) replaces any cassette on a Shimano compatible freehub to turn the bike into a singlespeed
  • Ideal for winter bikes or commuting bikes
  • Singlespeed is not just a way of riding but a way of life

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