E*thirteen Helix Race 11s Cassette - 9-46T, Grey Color:Grey Helix Race | Cassette |

Helix Race | Cassette | 12 Speed | 13-52T | Black

and performance with the lightest crankset we've ever developed

Featuring e*thirteen's unique 2-piece design

50:01 create some of the hottest mtb riding content on the planet

E*thirteen Helix Race 11s Cassette - 9-46T, Grey Color:Grey Helix Race | Cassette |Helix Race Cassette 11 Speed 9 46T Grey The Helix Race 11s 9 46T Cassette was engineered as an upgrade to any 11spd SRAM or Shimano drivetrain. It provides an increased range of 511%, and lighter weight at just 370g, while allowing the use of smaller chainrings for better clearance and further weight savings. Feature: Compatible with SRAM? 2 piece design allows for replaceable aluminum cogs Reduces un sprung rear wheel weight for improved suspension