Shimano HG road 12-speed (spline L2) cassettes
Shimano HG Road 12-speed only (spline L2)
Pick your speed count
The body decides whether a cassette mounts; the speed count decides whether it shifts. You need both to match.
Not sure this is the body you have? Our guide to identifying your freehub covers the spin test, the smallest-cog shortcut and how to read the model code off a cassette you already own.