Sorry, this product is no longer available!
Shimano Ultegra 6600 10 Speed Cassette is no longer available at Merlin Cycles. However you may find an alternative or updated product below.

This item was discontinued 24th January 2018.

If you require help finding an alternative to this product please contact customer services.

Code: SHIMANO-6600-CASS
Shimano Ultegra 6600 10 speed cassette
  • High performance 10-speed cassette
  • Hyperglide sprockets have a computer designed tooth configuration with contoured shift gates, resulting in a crisp smooth shift even under load
  • Close ratio gearing allows a more efficient use of energy through finer cadence control
  • Two largest sprockets are mounted on a lightweight alloy carrier to reduce weight and increase rigidity
  • Sprockets are cut away and drilled to further reduce weight without reducing rigidity
  • Chrome-plated finish offers hard wearing resistance to corrosion
  • Chrome-plated steel cassette lockring
  • For Super Narrow 10-speed HG chains
  • Weight: 203 grams for 11 - 23T