The BOX One 11-Speed Rear Derailleur is designed to easily handle wide range cassettes, while maintaining chain tension.
- The Adjustable Tri-Pack Limited Slip Clutch system reduces derailleur cage bounce and chain slap, while also maintaining tension for better chain wrap
- Clutch force can be adjusted to give the user the ability to tune their setup to the desired balance of shifter feel and chain retention
- Impact resistance is improved by forged linkages
- Pivot-Tech spring-loaded cable stay keeps cables and housing out of harm's way
- Precision Sealed Bearing Pulleys