Park Tool Spoke Wrench — 3.45 mm

With their simple design and professional quality, they're still the favorite of bike mechanics around the world. Each Park Tool SW-2 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-2 Features

• Sized for spoke nipples with 3.45 mm (0.136") wrench flats
• This size is often found on most department store bikes, as well as many other low-to-midrange bikes — always measure to be sure.