Save Big on Top Brands! Shop Now and Save


Box Four X-Wide Rear Derailleur 8-Speed

Box Components


3 items left

The Box Four Rear Derailleur is the base of Prime 9 Technology that offers an affordable clutch based 1 by 8-speed derailleur that is simple and light
Perfect candidate for every entry-level bike that traditionally has a 3 by drive-train that is neither durable nor user friendly
For those seeking an affordable way into the world of 1x drivetrains on an otherwise entry level platform
Features Box`s Limited Slip Clutch, durable nylon composite knuckle and direct channel cable stay
Die cast linkage with stamped inner and outer cage
*Compatible with Box Four Prime 9 drivetrain only - Not compatible with other 8 speed drivetrains

Our 8 is Enough Derailleur
For Light/Medium Terrain
Limited Slip Clutch™
Bearing Pulleys
Nylon Composite Knuckle
Direct Channel Cable Stay
Die-Cast Linkages
Stamped Inner and Outer Cage
Compatible with Standard Derailleur Hangers (Non Direct-Mount)

Color: Matte Black
Speed: 8sp
Model: Box Four
Max: 42
Compatibility: Box
Weight: 328g/11.5oz

Upc: 639266097402

Join the list to receive special offers, closeouts, and more!