Four Rear Derailleur - 8-Speed, Medium Cage, Black

The BOX Four Rear Derailleur is an affordable clutch-based 1x8-speed derailleur that is both simple and lightweight.

• Engineered with BOX's "8 is Enough" drivetrain philosophy
• Limited Slip Clutch
• Bearing pulleys
• Nylon composite knuckle
• Direct channel cable stay
• Die-cast linkages
• Stamped inner and outer cage
• Compatible with standard derailleur hanges (non-direct mount)