No offencebut why on earth would uoi use c/a hinges on a plane that size? I have several gas planes that shke njust sitting there idkingwhen I way this i too it homr and installed Klett 1/4 sc hinger so no if it skakes I am not to worried about it....it will sure me nice when they can get the gassers not so shake. this is is just my own personal onservatio and I don' mean any sirespect at all.