Additionally, the integration of {TAIL ~ both functions} in a single unit allows elimination of duplicated service devices and a further reduction in {HEAD ~ size}, cost, and weight in the aircraft itself 
Additionally , the integration of { TAIL ~ both functions } in a single unit allows elimination of duplicated service devices and a further reduction in { HEAD ~ size } , cost , and weight in the aircraft itself
OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH