Originally Posted by
evwxxx
Not sure if Long-cage NR was available in '73 or not, more likely the "Ralley" was the long cage option. However, many people put long cages on NR deraillers, thus creating a long-cage NR setup. I recall the cages being available from Bicycle Classics back in the 90's.
I think you've probably nailed it. I don't have any history on this particular bike but it's a mishmash of parts. Started its life as a 1970's Super Mondia and sometime in the past was converted to a hybrid with a Sugino triple, flat handlebars etc.