GX Eagle Rear Derailleur Inner Cage with X-Sync Pulleys

Red eTap Derailleur Inner Cage

08 and Newer X0 Long Cage, Pulley / Spring Assembly

Rival Short Pulley Cage Kit Black Includes Pulleys

X0 10 Speed Long Cage Rear Derailleur Pulley & Spring Assembly

X0 10 Speed Med Cage Rear Derailleur Pulley and Spring Assembly Parts Kit

Rival Medium Cage/Pulley Kit Black

XX Long Pulley Cage Assembly Includes Pulleys

GX 1X11/Force1/Rival1 Type 2.1 Rear Derailleur Pulley Kit/Cage

Red Inner Rear Derailleur Cage Kit w/Pulley Bolts 2013 Red, Red 22

X01 11 Speed Rear Derailleur Inner Cage/Pulley Kit

X01 Eagle Pulleys and Gray Inner Cage

X9 Type2 10 Speed Medium Inner Cage Kit

XX1 Eagle Ceramic Bearing Pulleys and Inner Cage

X0 9 Speed Med Cage/Pulley/Spring Assembly

X0 9-Speed Short Cage / Pulley / Spring Assembly