Sunrace Cassetta MZ903 11-51T Silver 12v Pezzi The compact and enveloping body

The compact and enveloping body of the casco bullet ensures maximum protection

- weight 332 g

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·          The KISS Air2 chamois is so good that it is the choice of some of our professional cyclists

Sunrace Cassetta MZ903 11-51T Silver 12v Pezzi The compact and enveloping bodyOptimized for 12 speed transmissions Shimano Compatible with Shimano HG 10 11v bodice Weight 510gr Promotes excellent smoothness of shifting thanks to the new design of the sprockets Range: 11 13 15 17 19 21 24 28 33 39 45 51 Compatible with 12 speed SLX XT XTR Sprocket material from 11 to 33t: steel Sprocket material 39,45 and 51 : aluminum 7075