CSMX80

11 speed wide range cassette 7075 Aluminum largest two sprockets Alloy spiders, spacers and lockring Compatible with Shimano/Sram Drivetrain For HG splined freehubs 563g (11-50) Attributes Cassette Spider Mat. Aluminum Cassette Weight 513g Cog Details 11-13-15-18-21-24-28-32-36-42-50 Cog Material Steel/Aluminum Finish Black Range 11-50T Speed 11