An industrial idler pulley is a pulley on a shaft that rests on or presses against a drive belt to guide it or take up slack. A metric idler pulley is a pulley system that helps in connecting to ...

They do not necessarily require grooved flat belt pulleys. A flat pulley idler can also be used for the back side of a conventional V-belt. Flat belt drive pulleys apply motive power to the belt. Flat ...