{TAIL ~ The breather bag} is vertically mounted to a top surface of {HEAD ~ the mounting surface structure} 
{ TAIL ~ The breather bag } is vertically mounted to a top surface of { HEAD ~ the mounting surface structure }
TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD