Air Raid Siren - hand crank version

cults3d

There's a more recent iteration of this blueprint available at: https://cults3d.com/en/users/MlePh\n\nThis design is 100% fully printed in three dimensions. It functions smoothly, yet may experience resistance when spinning rapidly!\n\nExercise caution whenever utilizing it! Refrain from touching the moving components while they're still in motion!