Shimano Dura-Ace Di2 RD-R9250 Inner Plate Description: The Shimano Dura-Ace Di2 RD-R9250 Inner Plate works to replace or repair inner pulley cage plates found onboard the Shimano Dura-Ace Di2 RD-R9250 12-speed rear derailleur. Features: Replacement Inner Plate for Shimano Dura-Ace Di2 RD-M9000 rear derailleurs See compatibility tab for full list of compatible derailleurs Specifications: Material: Alloy Color: Black