SunRace CSMX8 Cassette 11-speed - black chrome

Wide-ratio 11-speed cassette with Fluid Drive Plus™ technology. Suitable for SRAM no-XD / Shimano MTB HG freehub bodies and Shimano / SRAM 11-speed drivetrains. A7075 largest sprocket alloy spiders, lockring & spacers 11-40T / 11-42T ratio: 11-13-15-17-19-21-24-28-32-36-40 ratio: 11-13-15-17-19-21-24-28-32-36-42 weight: 389g (11-40T) / 401g (11-42T) Fitting for derailleur: 11-speed Material: spiders, lockring & spacers: aluminum largest sprocket: 7075 T6 aluminium 1st-10th sprocket: hi-tensile steel Weight supplement: 11-40T, manufacturer's specs) approx. 401 gram (11-42T, manufacturer's specs