The Shimano Ultegra R8000 11Speed Road Cassette 1125 Ratio is built for performance particularly in combination with other components from the Ultegra series The highperformance gear combinations provide superior rider choice helping to turn you into a precision instrument when on the saddle The combined use of carbon aluminium and steel in this cassette provides an amazing balance between efficient power delivery and weight saving This is truly a musthave when building or kitting out a professional level racing bike Key Features 11Speed 1125283032T 1225T 1428T Ratios 232g 1125T 251g 1128T 269g 1130T 243g 1225T 300g 1428T 292g 1132T Weight HGEV 11speed HGX 11speed Chain Compatible CarbonAluminium Spider Arm Steel Sprockets Aluminium Lock Ring

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