F One foil kites. We started on these in NY in 2000. They were three line foil kites with the third line being used for relaunch. I had a 5m, 7m and 9m. The 9 had 40 meter lines. They also made a 170 cm twin tip. I rode that board for a while and cut it down with a circular saw down to a 150cm. Thos...