The Park Tool SW-16 Internal Nipple Spoke Wrench — 3.2mm Square, click to enlarge
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Item # SW-16

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Internal Nipple Spoke Wrench — 3.2mm Square

Some wheels feature spoke nipples accessible only through holes on the outside of the rim. The SW-16 is specifically designed to access these hard-to-reach internal nipples. Features a comfortable dual-density handle and an extra long shaft for deep aero rim cavities.

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SW-16 Features

  • Sized for 3.2 mm square-shaped internal nipples
  • Shaft length: 825 mm (3.25")
  • Shaft outside diameter: 6 mm (0.24")