Executive produced by me: DESIGN, bend, weld, paint, equipment (HANDMADE).Real Photos.Recumbent Trike Tapdole Oxygen R.F,Whole project has been working in AutoCAD 2008.http://demorider.wordpress.com/http://demorider.wordpress.com/2013/08/05/oxygen-r-f/http://demorider.wordpress.com/2013/05/29/concept-si-realizare/