Helix R Steel Cluster (12-Speed)
Helix R Steel Cluster (12-Speed)

Helix R Steel Cluster (12-Speed)


Regular price$179.99


Free shipping on all orders over $49. $9 shipping for orders under $49.

Cannondale, Santa Cruz, Cervelo, Gazelle, BMC, and *other bikes ship for FREE, but Gold Label Assembly will be added at checkout for only $79 (reg. $100) to cover the professional bike build and re-packaging by our certified technicians. It’s bike shop quality, direct to your door!

Some bikes not eligible for shipping due to manufacturer restrictions.

Shop with confidence! It's important to us that you are happy with your Mike’s Bikes purchase so we offer offer a 30-day return/exchange window for your unused gear and 14 days on all bikes. Our exchange and return process is fast and easy. If you choose to exchange for a different size or color, we will ship your product for free.

View Full Policy

Helix R Clusters can be used to service e*thirteen Helix R cassettes.


  • Designed to pair with aluminum large cog cluster to create a complete cassette
  • Cassette cogs: 9-11-13-15-17-20-23-27-31-36


  • Material: Steel
  • Cassette Body Type: SRAM XD 11/12 Speed
  • Tooth Count: 9-36
  • Drivetrain Speeds: 12