Get more range with less weight. The ethirteen Helix R 12-speed cassette delivers an impressive 556% range and weighs a mere 345 g. Plus, it's compatible with both SRAM Eagle and Shimano drivetrains.
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- 9–50T design includes 9-, 11-, 13-, 15-, 17-, 20-, 23-, 27-, 31-, 36-, 42- and 50-tooth cogs
- 9-tooth cog lets you step down one chainring size while keeping the same top end gearing, providing not only better ground clearance, but also an overall lighter drivetrain
- Smallest 10 cogs are built from steel for added durability, while the 2 largest are built from aluminum to keep overall weight down
- Built for compatibility with both SRAM Eagle and Shimano drivetrains, despite the differences in cog spacing and chain behavior
- XD driver required
Imported.
View all ethirteen Bike Cassettes| Best Use | Mountain Biking |
|---|---|
| Material(s) | Aluminum and steel |
| Speeds | 12-speed |
| Compatible Freehub | SRAM XD |
| Weight | 345 grams |