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Crupi Rhythm Cassette Cog-Aluminum

  • 13T
  • 14T
  • 15T
  • 16T
  • 17T
  • 18T
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About This Product: Crupi Rhythm Cassette Cog-Aluminum

FIT: Crupi Rhythm hubs or any Shimano compatible hub
CHAIN FIT: 3/32" recommended (1/8" can be used as well)
MATERIAL: CNC machined 6061 aluminum
J&R Helpful Hint: Cogs and sprockets wear over time.  We recommend replacement at least every 6 months due to chain wear.

12T: 0.21oz/6g
13T: 0.31oz/9g
14T: 0.38oz/11g
15T: 0.45oz/13g
16T: 0.53oz/15g
17T: 0.6oz/17g
18T: 0.67oz/19g