My 71 Paramount is all original, my 72 has more modern derailleurs and modern crankset. It shifts way better so I ride it more. I have the original parts stored for a future return to the frame.
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1971 Paramount P-13 Chrome
1973 Paramount P-15 Opaque Blue
1974 Raleigh Professional Blue Mink
1991 Waterford Paramount
Holland Titanium Dura Ace Group
Holland Titanium Ultegra Triple Group