Briefly, the invention contemplates {TAIL ~ an adjustable arm} having a base member with a base rotatable joint member connected to {HEAD ~ the base member} 
Briefly , the invention contemplates { TAIL ~ an adjustable arm } having a base member with a base rotatable joint member connected to { HEAD ~ the base member }
OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD