The gyroscope is mounted within {TAIL ~ the housing}, e.g., in {HEAD ~ the handle portion} 
The gyroscope is mounted within { TAIL ~ the housing } , e.g. , in { HEAD ~ the handle portion }
OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD