Shimano - SPROCKET CS-S500 ALFINE 18T

Article number: ICSS50018
Quantity: 1

SHIMANO ALFINE - Single Sprocket

For use on SHIMANO's internal gear ALFINE hubs, the S500 cogs feature a special profile for enhanced chain retention.

  • Special single gear design with chain tensioner
  • Revised tooth profile to prevent chain skip
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