European Shimano small parts dealers - about a dozen online exist - be willing to wait 13 days shipping wise. Try to order in the US and you may find yourself looking at 6 weeks - that's assuming the dealer gets the part number correct.
My problem is the M10 axle used on the front - I end up making my own axles using a makeshift lathe.
=8-)
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5000+ wheels built since 1984...
Disclaimer:
1. I do not claim to be an expert in bicycle mechanics despite my experience.
2. I like anyone will comment in other areas.
3. I do not own the preexisting concepts of DISH and ERD.
4. I will provide information as I always have to others that I believe will help them protect themselves from unscrupulous mechanics.
5. My all time favorite book is:
Kahane, Howard. Logic and Contemporary Rhetoric: The Use of Reason in Everyday Life