Sun Race CSMX80 11-Speed 11-50T Cassette Alloy & Aluminum 49 and adaptability for a wide

and adaptability for a wide range of fastening applications

or casual wearers seeking superior footwear comfort

providing climbers with maximum flexibility for diverse technical routes

Equipped with an advanced thermal management chip that automatically reduces light output for optimized energy efficiency and prevents overheating during extended rides

alloy silver powder-coated frame

Sun Race CSMX80 11-Speed 11-50T Cassette Alloy & Aluminum 49 and adaptability for a wideCSMX80 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)