Shimano Ultegra Di2 RD-R8150 12S Shadow RD Rear Derailleur READ

Shimano

--  \n--Brand new but will be shipped without retail box.\n--All accessories are shown in the photos, the other parts are excluded.\n--Feature\n--\n\n--Our fastest ever rear shifting, 58% faster than RD-R9150\n\n--Compact design includes an integrated wireless unit, charger, and switch\n\n--LED status indicator\n\n--Battery indicator\n\n--Pairing\n\n--Adjust mode, etc.\n\n--Wider range capacity\n\n--Max. low sprocket: 34T\u200B\n--SPEC\n--\n\n--Total capacity: 39T\n\n--Maximum Sprocket: 14T (Top) / 34T (Low)\n\n--Minimum Sprocket: 11T (Top) / 30T (Low)\n\n--Maximum Front Difference: 16T\n\n--Compatible Chain: 12 Speed CN-M9100/M8100/M7100/M6100 \n\nMyBicycleParts\r\nProfessional bicycle shop\r\n\nShimano Ultegra Di2 RD-R8150 12S Shadow RD Rear Derailleur READ\n\r\n \nBrand new but will be shipped without retail box.\nAll accessories are shown in the photos, the other parts are excluded.\nFeature\n\n--Our fastest ever rear shifting, 58% faster than RD-R9150\n\n--C.