Campagnolo EKAR Cassette - 13-Speed 9-42t Silver For N3W Driver Body MFPN=11.4318.003.505 DebonAir air spring reduces friction

DebonAir air spring reduces friction from every single moving part improving bump absorption and response under load

Utilizes the super-fast carcass of the Racing Ralph

The Z-Max Evolution features Ritcheys signature mountain bike tread pattern which is the culmination of years of development and design

Ideal for racing and other high mileage cyclists

Ideal pack for bikepacking alp crossing and trekking tours

Campagnolo EKAR Cassette - 13-Speed 9-42t Silver For N3W Driver Body MFPN=11.4318.003.505 DebonAir air spring reduces frictionCampagnolo EKAR Cassette 13 Speed 9 42t Silver For N3W Driver Body. The Campagnolo EKAR 13 Speed Cassette offers full range to match or exceed any 2x systems. The 9 tooth sprocket allows full range with zero drop in efficiency Compact cassette has a narrow design with quick changes lightweight improved chain security Crafted from tough materials and durable design with no weight penalty Closer low gear spacing creates natural cadence progression Wider