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Frame Building Supplies

Nitto Stem Expander and Bolt

  • Cromoly steel bolt
  • Chrome-plated
  • Aluminum wedge
  • 155 mm long (without head)
  • 6 mm Allen head
  • M8 threads
  • Head diameter: 11.9 mm

Framebuilders who make their own stems often have a hard time finding expander bolts, because standard bolts don’t fit. We now sell Nitto’s excellent expander bolts, the same that are used on the Grand Bois stems.

Made in Japan.

$ 12


Read more about our framebuilding supplies on our blog.

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