BOX One Prime 9 Speed X-Wide Derailleur - 9 Speed Out of Stock Designed to help eliminate hand

Designed to help eliminate hand fatigue

This shifter wont work with older 9 speed drivetrains due to a different cable pull ratio

Cons: Some riders dislike the bitey response from Shimano brakes

Rise: 25mm 800mm

This is a trail helmet that's designed to ventilate well

BOX One Prime 9 Speed X-Wide Derailleur - 9 Speed Out of Stock Designed to help eliminate handBOX 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 One Prime 9 rear derailleur is Box's top of the range Prime 9 offering with all the bells and whistles. It features an adjustable clutch, precision sealed bearing pulleys and a fully forged construction. Who's this item for: Anyone already running a