{TAIL ~ The exterior housing}, which includes major faces and intersection seams, has at least two female slots that project inward at {HEAD ~ an angle} that is non orthogonal to the major faces or intersection seams 
{ TAIL ~ The exterior housing } , which includes major faces and intersection seams , has at least two female slots that project inward at { HEAD ~ an angle } that is non orthogonal to the major faces or intersection seams
TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH