e*thirteen Helix Race 12-Speed 13-52T Cassette - Bronze Size:13-52 the pH of the final

the pH of the final solution transits quicker from the stomach to the small intestine reducing any irritation

The GX Eagle Transmission DUB crankset gives no-nonsense riders a no-compromise balance of form and function

The rotor uses internal fins to allow the air to flow between the two friction parts

Designed to fit a variety of bottle cages on the market

Unit light weight    20g

e*thirteen Helix Race 12-Speed 13-52T Cassette - Bronze Size:13-52 the pH of the finalAt 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