ethirteen Helix Plus Cassette 12s Steel Cogs 9-36T Code:FWS20-117 Length - 110mm / Head

Length - 110mm / Head Dia- 63mm

Developed with top professional teams

lap after lap

Arming or disarming the Scout alarm is made simple and can be achieved in two ways

ethirteen Helix Plus Cassette 12s Steel Cogs 9-36T Code:FWS20-117 Length - 110mm / Heade*thirteen Helix 12 Speed Steel Cogs 9 36T for 9 50T Cassette Black Helix Plus cassettes have replaceable gear clusters. That means ongoing service and replacement costs will be less than half that of SRAM cassettes. As an added bonus, Helix 12s clusters are backward compatible with and can be used to upgrade your existing TRS+ 9 50 cassette. When installing the Helix Plus cassette, as with any cassette, we recommend checking chain wear. If your chain