Park Tool SW-7. 2 Triple Spoke Wrench Updated to fit better in the hand with a more rounded, smoother shape. the precision sized SW-7. 2 fits the three most popular spoke nipple sizes on the market. Nickel plated for years of service. Designed for the home mechanic. Features Compatible nipple sizes: . 127" (3. 23mm) . 130" (3. 30mm) . 136" (3. 45mm) Related Articles: WHEEL AND RIM TRUING Manufacturer's Part No: SW-7. 2 UPC: 763477007285 | Park Tool | Sw-7. 2 Triple Spoke Wrench Sw-7. 2