thanks Marc, you just saved me a lot of typing. it sounds like you want a wider stance on the gear then stock, if that is your reason to do all this engineering and work I have to say it is a waste of time and money as you will not find a more stable plane on its gear then the cozy 3 and Marc, you mentioned a proven and tested retract system? or was that a proven but not fully tested or a tested but not fully proven system?