e*thirteen Helix Plus 12-Speed 9-50T Cassette - Black Size:9-50 With the tires from the

With the tires from the new range you will experience grip in gravity sports - five different profiles

because here the rear derailleurs have to be mounted on the bike with the special OT-RS900 cable housing

Power meter fully integrated into the chainring set for lighter weight

Tubeless configuration and the new frictionless seal on the iconic Campagnolo C

e*thirteen Helix Plus 12-Speed 9-50T Cassette - Black Size:9-50 With the tires from theEngineered 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.