SRAM, GX 1X11, Rear derailleur, 1X11sp., Long cage, Black

SRAM, X01 DH, Rear Derailleur, Speed: 7, Cage: Medium, Black

Shimano, Tourney FT RD-FT35-A, Rear derailleur, 6/7sp., direct attachment, SS

Shimano, Ultegra Di2 RD-R8150, Rear Derailleur, Speed: 12, Cage: GS, Black, IRDR8150F

Shimano, Altus RD-M310, Rear derailleur, 7/8sp., Black, Smart

TRP, EVO 12, Rear Derailleur, Speed: 12, Cage: Long, Black