Product Description

CNC Chainring milled from 7075 T7351 Constellium Switzerland billet aircraft grade aluminum by PILO.

Chainring geometry is highly engineered from DIN8196 (ISO), tested and proved to be the best. Durable and quite operation every day!

C87 description:

  • Lower gear identical to circular 34T chainring.
  • Upper gear identical to circular 38T chainring.
  • Eccentricity: 11.7%
  • Positioning relative to the crank's arm: 112 degrees
  • counterclockwise.
  • 36T Narrow wide elliptical chainring.
  • Outer diameter: 162mm.
  • Chainline: this Standard is controlled by the crank.
  • E-bike proved.
  • Weight: 88 grams.
  • Finish: Hard Black Anodized.

C87 Compatible with:

  • Crankset compatibility:Shimano direct X12

  • Multi Chain compatibility: All standards - 10, 11, 12 Sram, KMC including New Shimano Hyperglide+ x12.

For any questions please e-mail us: This email address is being protected from spambots. You need JavaScript enabled to view it.

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Shipping information
With UPS delivery worldwide 2-5 working days.
With POST delivery 1-4 weeks worldwide.
100% satisfaction guarantee
We have a 100% money back satisfaction guarantee policy.
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