These new cassettes are based on a design with one triplet and 8 single sprockets with aluminum spacers and will be compatible with the rest of the range (aside from the 11-32).The 11-32 cassette signals the introduction of not only a new, lower gearing cassette, but also a new range of cassettes which are labeled “Campagnolo 11” and are to be available in the following combinations: 11-25 and 11-29