Sunrace CSMZ903 12sp Cassette, 11-51t – Black
Lightweight wide-range mountain cassette compatible with HG 8-11sp freehub bodies. Fluid Drive Plus shift enhancing design. 7075 aluminum largest 3 cogs, all other cogs are steel. 7 cogs on 2 aluminum spiders, aluminum lockring and spacers. Compatible with 12-speed drivetrainItem Specifications: Speed, 12, Color, Black, Model Name, CSMZ903, Cogs, 11,13,15,17,19,21,24,28,33,39,45,51, Freehub Type, HG (8-11sp), Range, 11-51, Weight, 517g,.