Park Tool Spoke Wrench SW-3

SW-3 FEATURES

• Three-sided
• Sized for 0.156" (3.96mm) nipples
• This size can be found on select Shimano wheels, hub-drive e-bikes, & wheels found on "heavy duty" bikes. Always measure to be sure.

3.95 to 4MM SQUARE

Typical examples include some Shimano® wheels, hub-driven e-bikes, Campagnolo® Scirocco, and heavy duty bikes with “10g spokes.