Shimano Ultegra CS-6700 10-Speed Cassette
The Ultegra 6700 cassette is available in 5 ratios including the super handy 11-25 and 11-28. An alloy carrier and drilled larger cogs alloy the cassette to shed a few grams. Improved teeth profiles give the Ultegra 6700 cassette fantastic shifting even under high load. The Ultegra 6700 cassettes are compatible with all Shimano and SRAM 10-speeds systems.