CUES RD-U4000-GS Rear Derailleur - 9-Speed, Shadow Design, Direct Attach, Medium Cage

Acolyte RD-M5180M-B Rear Derailleur - 8 Speed Medium Cage

ADVENT Rear Derailleur - 9 Speed, Medium Cage, Black, With Clutch

R10 Rear Derailleur - 10 Speed - Short Cage - Shimano Compatible - Black

CUES RD-U3020-SGS Rear Derailleur - 9-Speed, Shadow Design, Direct Attach, Long Cage

M41 Rear Derailleur - 7-Speed, Long Cage, Shimano Rear Direct Mount

Mezzo M36 Rear Derailleur, 7/8/9-Speed, Long Cage, Shimano Compatible