Door mounted winch.
After my shoulder surgery, I made a winch to strengthen and stretch the muscles. Strong construction that can be mounted on a door.
The wheel axle must be lubricated so that it does not heat up due to friction.
You shall not share, sub-license, sell, rent, host, transfer, or distribute in any way the digital or 3D printed versions of this object, nor any other derivative work of this object in its digital or physical format (including - but not limited to - remixes of this object, and hosting on other digital platforms). The objects may not be used without permission in any way whatsoever in which you charge money, or collect fees.