Typically, the latitudinal metallic frame members are fastened to {HEAD ~ the inward outstanding flange portion} of the composite stringers which are in turn integrated to {TAIL ~ the skin} 
Typically , the latitudinal metallic frame members are fastened to { HEAD ~ the inward outstanding flange portion } of the composite stringers which are in turn integrated to { TAIL ~ the skin }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL