Website: thingiverse
Author: reziel75
Price: Free Download
File format: .Stl 3d printable
Description:
lock designed to prevent patio umbrella from spinning around when tilted to block the sun.designed for a 37mm umbrella pole. May work for sizes ranging from 36-38, but not tested.If you found this useful, please donate what you think it is worth to my paypal.me. Help cover the time of design.Thanks, Enjoy!