Sunrace CSMX80 11sp Cassette 11-50t Silver

Lightweight wide-range mountain cassette compatible with HG 8-11sp freehub bodies- 7075 aluminum 42t and 50t cogs, all other cogs are steel- 7 cogs on 2 aluminum spiders, plus aluminum lockring and spacers- SRAM derailleurs are generally compatible, Shimano derailleurs require a longer B-tension screw (use WQ2299)