Box Four 8 Speed X-Wide Rear Derailleur Matte Onyx Black MTB Hanger Non-Direct

This 8-speed mountain bike rear derailleur features a limited slip clutch, diecast body construction, and sealed bearing pulleys for reliable performance mile after mile. The glass-nylon composite knuckle adds durability while maintaining light weight. Compatible with standard mount derailleur hangers, it works with Box Four cassettes ranging from 11-42T for non-E-bikes and 12-42T for E-bikes. The matte onyx finish provides a clean, modern look. Note that traditional 8-speed cable pull is not compatible with this unit.