Sram GX Eagle AXS Lunar (Battery Not Included)

12-speed

Shimano Tourney RD-TY300 rear derailleur 6/7-speed direct mount

6-speed

Sram GX 2x10

10-speed

Shimano Claris RD-R2000 SS

8-speed

Shimano Tourney TX RD-TX800

7-speed, 8-speed

Shimano Alivio RD-M3100

9-speed

Sram Apex 1 rear derailleur long cage 11-speed

11-speed

Tektro RD-T350

8-speed, 9-speed

Shimano Sora RD-R3000

9-speed

Sram MY24 Rear Derailleur Red AXS without Battery

12-speed

Sram GX T-Type Eagle AXS

12-speed

Shimano Rear derailleur TX RD-FT35 6/7 speeds

6-speed, 7-speed

Shimano Ultegra Rd-R8000 GS

11-speed

Shimano Deore XT RD-M8000

11-speed

Shimano Tiagra RD-4700 rear derailleur 10-speed

10-speed