NEW SRAM RED XG-1290 Cassette - 12-Speed, 10-33t, For XDR Driver Body, Rainbow, D1 hawley Maximum Tire Clearance (Fork): 650b

Maximum Tire Clearance (Fork): 650b x 48c

The ICE TECHNOLOGIES FREEZA rotor significantly reduces heat build-up in the brake system to ensure consistent high performance braking

Performance fabric with subtle perforations for increased airflow

The Mag comes with five adjustable levels of resistance so you can adapt every ride to your liking

Standard Surly New hubs come stock with 7901 bearings

NEW SRAM RED XG-1290 Cassette - 12-Speed, 10-33t, For XDR Driver Body, Rainbow, D1 hawley Maximum Tire Clearance (Fork): 650bThe SRAM RED AXS XG 1290 cassette is an integral part of the RED AXS drivetrain system. With a 10 tooth small cog and X Range gearing, it progresses fluidly and quickly through a wide range of gears. It is designed specifically for wireless electronic shifting, and the one piece design offers exceptional weight savings. The XG 1290 cassette is designed to operate with XDR driver bodies. More gradual gear progression between cogs (at least five one