ADJUSTING DISTANCE: This electric guitar tremolo saddles bridge has fine workmanship and good texture. It can be used to adjust the distance between the front and rear of the guitar saddle. It can improve the tone and sustain, so that your guitar can maintain the tone. FINE WORKMANSHIP: This is an electric guitar tremolo saddles bridge with a wrench, which can be used for tremolo or fixed bridge. And it also has three colors of gold, silver and black for you to choose, which can match your guitar very well. EASY TO INSTALL: The tremolo saddles bridge has a wrench and the installation method is very simple, you only need to remove the previous accessories and install it easily. Even if it is the first time you can install it quickly. HIGH-QUALITY METAL: This string tremolo saddle part is made of excellent metal, which is not easy to rust nor fade or deform. It can also improve the quality of the output signal and produce a loud and warm guitar sound. IDEAL GIFT: This guitar tailpiece can be used as an ideal gift for friends or family who like electric guitars, let them feel your love, and leave a good memory for their birthday or festival.