Description
Four largest sprockets are mounted on a lightweight alloy carrier to reduce weight and increase rigidity
Sprockets are milled and drilled to reduce weight while retaining rigidity
Special computer-designed tooth configuration with contoured shift gates for precise, smooth shifting, even under load
Close-ratio gearing lets you better control cadence for improved energy transfer efficiency
Compatible with super-narrow 10-speed Hyper Glide chains only
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Ramps guide chain well.
Cons: Nothing
Recommendation: As part of the Dyna-sys 10 speed system this cassette is a must. With the very small weight saving over the Dyna-Sys XT Cassette, save your $$ and go with this.