Lightweight wide-range MTB cassette upgrade. 7075 aluminum largest cog, all other cogs are steel. 6 cogs on 2 aluminum spiders, plus aluminum lockring and spacers. SRAM generally compatible, Shimano derailleurs need a longer B-tension screw. For Shimano HG splined freehubs
SPECIFICATIONS
Model: CSMX8
Speed:11
UPC:
4710944252521 11-40 Silver Manuf # CSMX8.EAX
4710944252835 11-42 Silver Manuf # CSMX8.EAYR.XS0.BX
4710944252378 11-46 Black Manuf # CSMX8.EAZ
4710944256093 11-50 Silver Manuf # ICSMX80.EA5R










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