Park Tool SW-17 Internal Nipple Spoke Wrench with 5mm Socket

Extra long (3.25"/8.5cm) spoke wrench sockets to fit internal spoke nipples found on many deep section aero rims.

Featuring our dual density, ergonomically designed screwdriver handle.

The SW-17 has a 5.0mm hex socket. Outside diameter of the shaft is nominally 7.5mm.