BOX Three Prime 9 Speed X-Wide Derailleur - 9 Speed PLP|Riding Style With it's Tiebeam triple cavity

With it's Tiebeam triple cavity design and 6069 aluminium construction

Stan's No Tubes Sealant is a multi-award winner

9 x 120mm = 545g

SSL (single spoke length) flanges offer ultimate ease and convenience of maintenance

BOX Three Prime 9 Speed X-Wide Derailleur - 9 Speed PLP|Riding Style With it's Tiebeam triple cavityBOX shook up the drivetrain market with the release of their wide range 9 speed drivetrains. The prime 9 derailleurs are built for 11 50t cassettes without all the headaches of adjusting 12 gears. The Box Three Prime 9 rear derailleur is Box's value prime 9 offering. It features a non adjustable clutch, bearing pulleys and wallet friendly price tag. Who's this item for: Anyone already running a Box Prime 9 speed drivetrain or those looking to upgrade