A perfect companion to the SHIMANO 105 R7000 group set, the R7000 cassette is available in a wide range of road and mixed surface ratios.It is compatible with HG-EV and HG-X11 chains. High performance rider tuned gearing with wider gear choicesEmploying the latest technologies from Dura Ace R9100 and Ultegra road components, the Shimano 105 R7000 series delivers added versatility and improved ride performance for a wide spectrum or road cyclists. Featuring refined ergonomics, the shift levers match the slim look and feel of their Ultegra counterpart while the addition of the medium rear derailleur and 11-34T cassette CS-HG700 expand gear ranges. Highlight of the new 105 is the addition of hydraulic disc brakes with Shimano’s leading disc-specific features to the series lineup.The Flat Mount calipers are compatible with Ice Technologies pads and rotors beginning with a 140 mm diameter to offer the most capable Shimano 105 group ever.The Shimano 105 - CS-R7000 cassette features an increased range of high-performance gearing combinations which provide small gear steps to optimize rhythm and cadence control.Note: The cassette with the sprocket ratio 11-32 is only compatible to Shimano rear derailleurs with medium or long cage.PRODUCT SPECIFICATIONSSERIES SHIMANO 105 R7000 SeriesAverage weight 284g (11-28T) 304g (11-30T) 320g (11-32T) 269g (12-25T)Combination 11-12-13-14-15-17-19-21-23-25-28T | 11-12-13-14-15-17-19-21-24-27-30T | 11-12-13-14-16-18-20-22-25-28-32T | 12-13-14-15-16-17-18-19-21-23-25TCombination name (Group name) 11-28T 11-30T 11-32T 12-25TType HG-EVCompatible chain HG-X11/CN-LG 11-speedRear speeds 11Aluminum spider arm_QTY (pcs) 1Steel gear_QTY (pcs) 11Material: steelspider: aluminum