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Park Tool CBW Metric Wrench — 9mm/11mm

The CBW Metric Wrench is a compact, durable tool designed for precision adjustments on brakes, derailleurs, and other small fasteners on your bicycle. Its slim 1/8" (3.2 mm) thickness allows easy access to tight spaces without interfering with nearby components.


Features

  • Open-end wrenches in 9 mm and 11 mm

  • Nickel-plated for corrosion resistance and long-lasting use

  • Thin 3.2 mm profile for working in confined areas


Compact, reliable, and precise — the CBW is a must-have for both home mechanics and professional bike shops.