【BRING CONVENIENCE FOR YOUR LIFE】: The installation of DC97-16782A Dryer Roller Set with Bearings is simple. Before replacing, be sure to disconnect the power supply and wear work gloves to keep your hands safe. When your old roller gets broken, simply replace the old roller with a new one from the dryer. No tools required, saving time and effort. A simple installation in a few minutes can save you a lot of money on replacing the burner or hiring a mechanic