wrong. the first twin design was some old wooden skis back in the 40's. olin mark IV's aren't even a full twin. But don't not buy them cause of that cause the wooden ones are hard to get and the olins are still a big part of skiing history.
head madtrix size 172 with rossignol bindings...same as looks....04/05 models...the ones with snakes...still decent shape...no major damage...looking for 150