This is a TRS-101 model locking tremolo made by Takeuchi Seisakusho. It is for left-handed guitars. It has a black chrome finish. All the parts shown in the images are included, and it is a dead stock, unused item. Also, the stud spacing is 74mm, so if the pitch matches, it might be a good upgrade from your current tremolo. Unused items are rare and are hardly available anymore. There are no issues with use. The stud spacing is 73mm, so if the pitch matches, it might be a good upgrade from your current tremolo. Although it is unused, please refrain from bidding if you are overly concerned or fastidious. Instant purchase is welcome without comments. It will be shipped via Letter Pack Plus. Also, we are sorry, but we cannot accept price negotiations, so please be aware of this.