e*thirteen Helix Race 12-Speed 13-52T Cassette - Eggplant Size:13-52 Universal: Adjustable and durable self-adhesive

Universal: Adjustable and durable self-adhesive straps for secure fit

Accuracy: <1%

TWS-2 Includes T7

Provides precise power measurement with 1

thanks to its high efficiency

e*thirteen Helix Race 12-Speed 13-52T Cassette - Eggplant Size:13-52 Universal: Adjustable and durable self-adhesiveAt 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