Gotoh Wilkinson licensed VG300 guitar tremolo system. Chrome finish. This high quality 2-point fulcrum tremolo system pairs solid construction with additional features. A patented stud lock makes the trem feel more solid and eliminates the studs turning in the inserts after setup. The internally threaded trem arm is adjustable for swing away tension.  Includes complete mounting hardware and tremolo arm. String spacing is 54mm(2-1/8"). Stud spacing is 56.8mm(2-1/4"). Stud inserts are 10mm(3/8"). Made in Japan.