Sunrace Mz603 Shimano Cassette Silver 12s / 11-51T

The new Sunrace CS-MZ603 cassette allows you to have a constant rhythm whatever obstacle you are riding. Thanks to its 51T maximum sprocket this cassette ensures the optimal performance of 12 speed drivetrains. Features User Level: Advanced. Type: Gravel, E-bike, MTB. Material: A7075 39-45-51T sprocket, steel spiders, alloy lockring. Speed: 12. Fitting: HG-Spline. 11-51T. Real weight: 554 g.