E*thirteen Helix Race 12s Cassette - 9-50T, Grey Helix Alloy Crank 50:01 create some of the

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

Handlebars feature ports at the grip and stem clamping areas

Feature: XC Casing: 120tpi single ply

Stripped back to the basics

E*thirteen Helix Race 12s Cassette - 9-50T, Grey Helix Alloy Crank 50:01 create some of theHelix Race Cassette 12 Speed 9 50T Grey CNC sculpted and engineered cross experience compatibility with SRAM Eagle and Shimano 12 speed drivetrains. At 384 grams and 556% range, the 9 50T configuration is the hot setup for your 12 Speed MTB or Gravel bike and allows for a 2 tooth smaller front chainring, shorter chain length, more ground clearance, and higher top speed with our 9 tooth cog. Feature: Compatible with SRAM? 2 piece design allows for