The Box One Prime 9 rear derailleur is Box's top of the range Prime 9 offering with all the bells and whistles

predictable and plush suspension feeling

Cogs - 10-12-14-16-19-22-26-30-36-42-50

- Big mid height knobs

An all-new design offers a best-in-class viewport for unparalleled peripheral vision via an enlarged outer frame and improved frame angle

Wera 354 Hex-Plus Individual Hex Screwdriver - 6mm netsuite-webdata-created The Box One Prime 9Wera makes exceptional quality innovative tools driven by questioning what we consider normal or acceptable. While these are professional level tools, they are packed full of features that any budding bike mechanic will appreciate. The 354 Series of individual Hex Drivers features Wera's unique Hex Plus tool profile that increases the contact area between the tool and the screw, increasing service life, decreasing damage to the Hex screws and allowing