Park Tool CBW wrenches are small, handy, nickel-plated wrenches designed for use on brakes, derailleurs, and any other component with small fasteners on a bicycle. Thin profile for ease of access to brakes and other hard-to-reach areas.
CBW-4 Features
9 mm and 11 mm open ends
Dimensions: 127 x 25 x 3.2 mm (5"x1"x0.1")