Revisors are very well thought of in terms of quality. The web site is not easy to use as there is no buy it now function so use the email option to tell them what you want and they will send an invoive with instructions.

Another make in this general price range is Wacker - again excellent quality. Their German website has the full range and you can see them priced in US $ at Royal Shave. Again you can order directly from here

Art.Nr. 1074

using the 'Bestellung' page to send your details and they will contact you. Google translator will help if you don't speak German.