thanks for al your replys , the end peace of under carrige is bold on to this bracket. it is a welded part that crack lose of the main spar ,after a hard landing, mybe this can help a bit.
hey , i am to weld a bracket on a main spar of z-142. what is the material spec on zlin z - 142. what wil the welding rod spec be? .i use tig welding prosses.
thanks danie