e*thirteen Helix Race Cassette - 12-Speed 13-52t Gray Model-SID SL Ultimate Flight Attendant Type Standard Size 700x32 ISO

Type Standard Size 700x32 ISO 622 Bead Wire Belted Tread/Sidewall Color Bk/Bsk/Ref PSI 95 Weight (Grams) TPI 50 Durometer Features EBIKE25/TWN/PGRD Reflective Sidewall Yes

and a full metal edge for security on hardpack and ice

Water resistant and compatible with most saddles

Torque 4Nm with T20 tool

e*thirteen Helix Race Cassette - 12-Speed 13-52t Gray Model-SID SL Ultimate Flight Attendant Type Standard Size 700x32 ISOThe e*thirteen Helix Race 12 speed 13 52t cassette features close ratio gearing specifically engineered for steep terrain where climbing time and shift frequency is high and descents are gravity driven. By placing more gears where riders spend the majority of the time they can optimize cadence and torque for improved climbing efficiency with smoother shifts under load for both analog and eBikes. Close ratio gearing cassette for improved shifts under