This false twisting spinner, in which a first, second, and third pulley make contact and are rotated around a shaft, false-twists threads and is provided with: a hollow tube body having a first end, a second end, and a through hole configured in a manner so as to allow the passage of a thread from the first end to the second end, penetrating in the axial direction; a pin affixed to the tube body intersecting the axial direction within the through hole; and a sleeve that is affixed to the outer surface of the tube body in order to rotate together with the tube body and that has a wider radius towards the first end and towards the second end from the center thereof.
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