Run this cassette on an XDR™ freehub with a Flattop™ chain. Combined with the Ratio 1×12 Road Upgrade Kit, experience crisp and fast shifting performance. X-Range gearing gives more range and a smoother gear progression, so the right gear can always be found.
Sprocket sizes 10-44t: 10, 11,13, 15, 17, 19, 21, 24, 28, 32, 38, 44
Cog Finish: Nickel Chrome