A guitar has a wrench tremolo bar thereon, replacing the standard tremolo bar, with {TAIL ~ the wrench tremolo bar} having a desired wrench on at least one end of the wrench tremolo bar, to cooperate with the string fasteners on {HEAD ~ the guitar}, which greatly facilitates tuning, changing or replacing of a guitar string 
A guitar has a wrench tremolo bar thereon , replacing the standard tremolo bar , with { TAIL ~ the wrench tremolo bar } having a desired wrench on at least one end of the wrench tremolo bar , to cooperate with the string fasteners on { HEAD ~ the guitar } , which greatly facilitates tuning , changing or replacing of a guitar string
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL 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 HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH