Trill unit chord saddle

Provided is a tremolo unit capable of firmly fastening and stably clamping a string. The tremolo unit is provided with a base plate (10) disposed on the surface of a stringed instrument and a saddle (100) attached to the surface of the base plate (10), the saddle (100) is provided with a saddle body (110) and a holder (160) rotatably attached to the saddle body (110), and the saddle body (110) is provided with a through hole (140) through which a string is inserted and a saddle part (120) for receiving the string led out from the through hole (140) to the neck side of the stringed instrument. A support section (161) of the holder (160) is rotatably supported so that a neck-side end section on the saddle section (120) side approaches and is separated from the saddle section (120), and an operation section (164) for pressing the saddle body (110) and separating the end section from the saddle body (110) is provided at an end section on the opposite side of the holder (160) from the neck side. 提供能够将弦牢固地紧固并能够稳定地夹