The distinctive ping comes from aluminium bats, which are widely used in amateur, school and youth baseball because they are durable and lighter than wood, and their hollow barrel creates a ringing tone on contact. As a short, clean recording, the sound has circulated on soundboards as a generic baseball effect rather than as a line from a film or game. Editors keep returning to it because it is instantly recognisable, needs no explanation, and works as shorthand for a hit, a home run or a sudden sporting success.