Shimano Ultegra RD-R8150 Di2 Rear Derailleur Inner Plate

Shimano Ultegra RD-6800/6807 Rear Derailleur Outer Cage Plate & Pin Med. Cage GS

Shimano Ultegra RD-6800 Di2 RD-6870 Outer Plate & Plate Stopper Pin - GS Type

Shimano Ultegra RD-6770 Di2 10 Speed Rear Derailleur

Shimano Ultegra RD-6800 Rear Derailleur Outer Plate / Plate Stopper Pin SS-Type

Shimano Ultegra RD-6800 Rear Derailleur Outer Plate and Plate Stopper Pin SS-Typ

Shimano Ultegra RD-6800 Rear Derailleur Outer Plate & Plate Stopper Pin SS-Type

Shimano Ultegra RD-6800 Di2 RD-6870 Outer Plate & Plate Stopper Pin - SS Type