Shimano Ultegra RD-R8150F Di2 Rear Derailleur - 12-Speed, Medium Cage, Includes TL-EW300, Black quarq Muc-Off Disc Brake Cleaner air-dries

Muc-Off Disc Brake Cleaner air-dries in a flash without leaving any residue

without losing the all-important stiffness

360 Degree rotation for easy access to all sides of the bike

all from a cassette that weighs only 288 g

Two-panel pad design can adapt for any height of tailgate

Shimano Ultegra RD-R8150F Di2 Rear Derailleur - 12-Speed, Medium Cage, Includes TL-EW300, Black quarq Muc-Off Disc Brake Cleaner air-driesWith the fast and accurate Di2 shifting technology, the Shimano 12 speed Ultegra RD R8150 rear derailleur is extremely versatile thanks to a single cage length option compatible with 11 28, 11 30, and 11 34 cassettes. Compact design includes an integrated wireless unit, charger, switch Wider range capacity Max. low sprocket 34t LED status indicator Battery indicator, pairing, adjust mode etc. Item Specifications Cage Length Medium Chain Wrap Capacity