"Valeria Dal Monte" wrote in message
...
I have this old hydraulic backstay tensioner (approx. 1980) but I have no
idea of what it is. Apparently it is not one of the more common brands.
Do you have any suggestion?

Navtec is fairly common.

http://www.navtec.net


/Marcus

--
Marcus AAkesson
Gothenburg Callsigns: SM6XFN & SB4779
Sweden
Keep the world clean - no HTML in news or mail !