because !
clapper
It's called a 'clapper'
A clapper.
A striker in a bell is called a clapper. It is a small piece of metal that strikes the inner surface of the bell to produce sound when the bell is rung.
It's called a movie clapper.
its called a clapper board
its called a clapper board
clapper board
The Chinese bridge is called Kangshaun great bridge
Oh, dude, the clapper dungeon in Elizabethan times was like a super fun place where they kept prisoners who were naughty and stuff. It was called the clapper dungeon because, you know, they would clap their hands and be like, "Time to go to jail, bro." It was basically the Elizabethan version of a time-out corner, but with way cooler vibes.
Is it the Brooklyn Bridge
Its a bridge. Its called the Golden Gate Bridge.