Shimano Ultegra RD-RX805-GS Replacement Bracket Axle Unit

Shimano Service Parts
Replacement bracket axle unit for Shimano Ultegra RD-RX805-GS rear derailleur, for normal type mounting.. Part number: Y3FC98010
. Suits Ultegra RD-RX805-GS rear derailleurs
. Attaches rear derailleur to your bike's derailleur hanger