evo.com | Shimano Rear Derailleurs > With your Shimano Deore RD-M6000 10-Speed Rear Derailleur in charge, your gear changes will be crisp, quiet, and solid. This rear derailleur can handle cogs of 22 to 36 teeth, making it a great choice for your commuter as well as your 8 speed mountain bike. Largest Cog 36T Cage Length Long Low Profile Derailleur Cage Reduces collection of debris and potential for damage. Smallest Cog 22T Shadow Clutch Reduces chain slap and dropped chains. | Shimano Deore RD-M6000 10-Speed Rear Derailluer 2022 - SGS/Long