SRAM Red Cassette XG-1290 E1 12-Speed 10-30T Bike Accessories_Light Set the Sportif's longer wheelbase and

the Sportif's longer wheelbase and taller headtube position the rider efficiently to reduce arm fatigue and back strain while on the road

and anything else you need to handle quick repairs

Thick bottom tab keeps large bottles in their place

Max Runtime: 80 hours

SRAM Red Cassette XG-1290 E1 12-Speed 10-30T Bike Accessories_Light Set the Sportif's longer wheelbase andDesigned for smooth and fast shifting Gradual gear progression between cogs at least five one tooth jumps on 10 30T while still offering a wider range 10 tooth start helps provide a wider gearing range Designed to work with an XDR driver body One piece machined steel X DOME design for weight savings Specifications Speed (CS): 12s Gearing: 10 30t Cog finish (Cassette): Silver Technology (Cassette): XG Cog sizes: 10, 11, 12, 13, 14, 15, 17, 19, 21, 24,