I just did a search and it seems that the ryhno lites have been made in several versions over the years, with differing experiences depending upon when they were made. Look for welded, not pinned, rims. Beyond that, I have no idea about when and how any changes were made.
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Birth Certificate, Passport, Marriage License Driver's License and Residency Permit all say I'm a Fred. I guess there's no denying it.