This is a Vintage 1960s Teisco Guitar Tremolo Tailpiece.Double Tremolo Springs are underneath.There is some normal vintage wear tarnishing oxidation it looks really good for its age as seen in the pictures.May fit other Japan made hollw body guitars Kawaii Aria Univox Bruno etc that use this style Tremolo.Tailpiece..Please look at all the pictures.Sold As Is.All Sales Final.No Returns.Buyer pays shipping,hanks