e*thirteen Helix Plus 12-Speed 9-50T Cassette - Black Size:9-50 and solidity even on rough

and solidity even on rough terrain

Shimano's legendary 105 12-speed group - incredible performance value

Works with mountain and road bike handlebars

And ACEHammerhead Karoo 2

Lockout Force X8

e*thirteen Helix Plus 12-Speed 9-50T Cassette - Black Size:9-50 and solidity even on roughEngineered for E bike durability and cross experience compatible with SRAM, Shimano, and TRP Shifters and Derailleurs of the same gearing count and similar cage capacity. This 9 50T combination is the hot setup for your 12 Speed MTB and allows for a 2 tooth smaller front chainring, shorter chain length, more clearance, and range with our exclusive 9 tooth smallest cog. Future proof your bike, and save weight and cash with the Helix Plus Cassette.