e*thirteen Helix Race 12-Speed 13-52T Cassette - Grey Size:13-52 Offered in a wide range

Offered in a wide range of colors that match RockShox's fork decal packs

New tooth profiles for improved wear

embody Campagnolo's attention to detail and typical refinement

shielding off harmful UV rays of any sort

which makes the chain run even more quietly and with less resistance

e*thirteen Helix Race 12-Speed 13-52T Cassette - Grey Size:13-52 Offered in a wide rangeAt 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