Our iconic spoke wrenches have been a mainstay of our product lineup since we introduced them over 50 years ago. With their simple design and professional quality, they're still the favorite of bike mechanics around the world. Each Park Tool SW spoke wrench is made in the USA, and is heat treated and nickel plated for long service. Park Tool spoke wrenches are vinyl dipped to indicate the size at a glance. SW-0 Black: (3.23mm / 0.127")* This size is often found on higher-end bikes. Typical compatible nipple brands include DT Swiss, Sapim, Wheelsmith, Pillar, and many othersSW-1 Green: (3.30mm / 0.130")* This size is typically found on older American-made bicycles, including many vintage Schwinn models and wheels built with Union or Torrington spokes. It is not as common on modern bicyclesSW-2 Red: (3.45mm / 0.136")* This size is often found on most department store bikes, as well as many other low-to-midrange bikes SW-3 Blue: (3.96mm / 0.156")* This size can be found on select Shimano wheels, hub-drive e-bikes, & wheels found on "heavy duty" bikes SW-6 Orange: (3.70mm / 0.146")* This size can be found on some hub-drive e-bikes
