{HEAD ~ A multi axes} exercise {TAIL ~ machine} for strengthening muscles surrounding shoulder joint of a user allows the user a range of motions about lines of motion perpendicular to an arc of circumduction of the shoulder joints 
exercise
{ HEAD ~ A multi axes } exercise { TAIL ~ machine } for strengthening muscles surrounding shoulder joint of a user allows the user a range of motions about lines of motion perpendicular to an arc of circumduction of the shoulder joints
HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH