E*thirteen Helix Plus 12s Cassette - 9-50T- Black Color:Black harder 56a center and base

harder 56a center and base compound for better tread wear life and faster rolling

Zero-gap 35mm bar clamp provides exceptional security and stiffness

and at price point that doesn't hurt

Born out of a strong Downhill racing heritage

E*thirteen Helix Plus 12s Cassette - 9-50T- Black Color:Black harder 56a center and baseHelix Plus Cassette 12s 9 50T Black Engineered for E bike durability and cross experience compatibility with SRAM Eagle and Shimano 12 speed drivetrains. At 406 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, Shimano and TRP 12 speed