I have them on a couple of bikes. They do the job, fit reasonably OK and will do until a suitable substitute is found. I think I paid about $20 for a pair on ebay.
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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