Park Tool SW Series Internal Nipple Spoke Wrenches Park Tool's SW Internal Nipple Spoke Wrench Series features an extra long reach (3. 25"/8. 25cm) so you can work on deep aero rims. A dual-density ergonomically-designed grip makes the screwdriver handle easy to grip. Features 5. 0, 5. 5, and 6. 0mm hex sockets Related Articles: WHEEL AND RIM TRUING Manufacturer's Part No: SW-16, SW-16. 3, SW-17, SW-18, SW-19 UPC: 763477007308, 763477007315, 763477007322, 763477007346 | Park Tool | Internal Nipple Spoke Wrenches | Black | Sw-18, Internal Wrench