Description
✔Package List: 1 x Guitar Nut, 2 x Nut Screw , 3 x Spring , 1 x Spring Snap, 2 x Pull Spring Screw , 2 x Positioning Column, 1 x Joystick, 1 x Claw, 2 Wrench.✔Double system usually has two parts: neck lock and bridge system.✔Item Type: Bridge System Material: Metal.✔In addition to pressing down the handle, the double shake can also the handle up to make the string sound increase or decrease semitone, full tone or two or three full tone.✔Small size, easy to carry and store, convenient to use and with good performance