e*thirteen Helix Race 12-Speed 13-52T Cassette - Grey Size:13-52 10mmDiameter: 1⅛”Pack includes: 3 ×

10mmDiameter: 1⅛”Pack includes: 3 × 5mm spacers

Size: 102 X 96 X 11 mmBody Material: magnesium extruded / CNC machinedSpindle: CNC machined cr-molyPedal Bearings: EVO+ systemPins: replaceable grip pins

Capacity: 25 L / 1525 ci

With the 14 integrated functions

e*thirteen Helix Race 12-Speed 13-52T Cassette - Grey Size:13-52 10mmDiameter: 1⅛”Pack includes: 3 ×At 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