Clapper

Name: Clapper (Wikipedia)
Wikidata item: Q1400830
Disambiguation: Basic percussion instrument, two pieces of sonorous material struck together to make sound
Description: An instrument made of wood, metal, bone or any other sonorous object that is held in one or two hands and struck against each other to create a sound.
Relationships: Castanets, (MusicBrainz), the Vietnamese senh tien (MusicBrainz) and phak (MusicBrainz), the Japanese guban (MusicBrainz), the Roman crotales (MusicBrainz), the whip (MusicBrainz) and spoons(MusicBrainz) have all been derived from the clapper.
A clapper is a type of idiophone (MusicBrainz).