KMC REACT Cassette - 10-Speed 11-36t HG Driver Compatible Black Crank Length (mm)-165 Our custom-sized saddles are unique

Our custom-sized saddles are unique to each model and are designed to accommodate the biomechanics of young Riders

Tanpan - allows Shimano mountain bike rear derailleurs to be used with Shimano road shifters

A spoke wrench and valve core wrench are stored on the back and a rasp is on the inside of the upper handle for clearing sealant from valve stems

Fits all SWIX Irons

KMC REACT Cassette - 10-Speed 11-36t HG Driver Compatible Black Crank Length (mm)-165 Our custom-sized saddles are uniquePerfectly matched for KMC chains Hardened steel TECH SPECS model React freehub type HG speed 10 range 11 36 cogs 11 13 15 17 19 21 24 28 32 36 color black weight