Enhance your cycling experience with the e*thirteen Helix Cassette Cluster 42-50T 12 Speed Grey. As the ideal drivetrain component upgrade, it offers a whopping 556% more range than any other cassette on the market. With a lightweight design of just 345g and compatibility with SRAM and Shimano 12 speed drivetrains, this cassette is a must-have addition for serious cyclists.

This cassette cluster boasts improved shifting performance, including compatibility with Shimano 12 speed systems. Its design incorporates an improved interface between the steel and aluminum clusters, providing a smoother and more efficient ride. And with the added benefit of being part of the e*thirteen range, you can be sure you're investing in top-notch quality.

The Helix Advantage: The HELIX R 12 Speed Cassette is an absolute game-changer. With its unique 9 tooth cog, you can step down one chainring size without losing any top-end gearing. Not only does this benefit your ground clearance, but it also results in a lighter drivetrain as a whole. The aluminium one-piece 42/50 tooth cluster is easily replaceable, extending the longevity of your steel cluster.

Compatibility: Our Helix components are future-proof. They've been engineered to bridge the compatibility gap between SRAM and Shimano components. So whether you have a SRAM or Shimano 12s drivetrain, this cassette will work flawlessly. You can upgrade without having to buy a new hub driver.

Service and Tech Support: Unlike SRAM Eagle, our Helix R cassettes have replaceable gear clusters. This means your ongoing service and replacement costs are significantly lower.

So why wait? Improve your cycle performance and ride smoother and further with the e*thirteen Helix Cassette Cluster today.