Roller Coaster Corkscrew Inversion

Roller Coaster Corkscrew Inversion

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!

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3D Printing