e*thirteen Helix Race 12-Speed 13-52T Cassette - Grey Size:13-52 Kid-Friendly Features

Kid-Friendly Features

Designed to integrate perfectly with Farsports handlebars

an on the fly height adjustment

AXLE DIAMETER 24mm CRANK ARM LENGTHS: 155mm；157mm；160mm；162mm； 165mm； 167mm；170mm；172mm Q-FACTOR 148mm CHAINLINE 44mm SPIDR INTERFACE EASTON Compatible WEIGHT 325g (165mm)

up to 200mmRemote

e*thirteen Helix Race 12-Speed 13-52T Cassette - Grey Size:13-52 Kid-Friendly FeaturesAt e*thirteen, we're always striving to bring something new to the table. That's why we created the Helix cassette line to offer unparalleled cross compatibility without sacrificing performance. As e bikes have become more popular, we set out to engineer a close ratio cassette specifically for them. Enter the Helix Race 13 52T a 12 speed close ratio cassette specifically engineered for steep terrain where climbing speeds are high and descents are