Well after a little perseverance and going back to step 1 with link lengths etc, i'm proud to say I'VE DONE IT!!! really pleasing to know with all the help,even a complete novice and first time builder can get to grips with it all. I would like to take this opportunity to thank you all for the threads, Lee with out your pics, i think i would of just got lost. Many thanks also Tony and Dog, your imput as always, priceless. Now lets get the thing flying lol