To obtain a silencer which can safely be attached to and detached from a rubbed string instrument.

Another weight heavier than a conventional silencer is securely fitted by using a member which is pressed against the reverse surface and top surface of a bridge of a rubbed string instrument to obtain large silencing effect and guarantee operation free of anxiety. A weight which operates as a bridge silencer can be united together with a silencer. The silencer is used while fitted to an ordinary musical instrument unlike an artificial stringed instrument having no resonance body, so when the silencer is detached from the musical instrument, the musical instrument is usable normally and the need to use another musical instrument to play together with other players or in front of people is eliminated to eliminate an increase in economical burden.