Shimano 6600 Ultegra 10-speed cassette 11 - 23T £54.99   £49.99   -  saving 9% In stock (3-5 day delivery) #417901 Specifications: Size: 11 - 23 teeth Image may show the same product in a different colour
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Description

• High performance 10-speed Road 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.