Shimano, XT RD-M8100, Rear Derailleur, Speed: 12, Cage: GS, Black, IRDM8100GS

Shimano, CUES EP6 RD-U6050 Di2, Rear Derailleur, Speed: 10, Cage: GS, Black, IRDU6050GS

Shimano, GRX Di2 RD-RX825, Rear Derailleur, Speed: 12, Cage: GS, Black, IRDRX825A

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

Shimano, Deore XT Di2 RD-M8250 Kit, Rear Derailleur, Speed: 12, Cage: GS, Black, I-Spec EV, IGPM8250UPG04

Shimano, XTR RD-M9100, Rear Derailleur, Speed: 11/12, Cage: SGS, Grey