e*thirteen Helix Race 12-Speed 13-52T Cassette - Grey Size:13-52 keeping sweat at bay or

keeping sweat at bay or for a bit of extra warmth on chilly rides

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nanoscale soot particles and optimized fillers all guarantee a unique performance

Comfort and performance come equally in the shape of compact

e*thirteen Helix Race 12-Speed 13-52T Cassette - Grey Size:13-52 keeping sweat at bay orAt 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