hi im interested to build similar like kolb mark iii,with single spar wing design,
so any one suggest what should be the main spar diameter and thickness
also for boom tube ? and which sizes of 4030 tubing should be used for framing ?
plz mail me on [email protected]
so any one suggest what should be the main spar diameter and thickness
also for boom tube ? and which sizes of 4030 tubing should be used for framing ?
plz mail me on [email protected]