Mask Extender - Big Head Edition

thingiverse

This lock prevents patio umbrellas from spinning when tilted to block the sun's glare. It's specifically designed for 37mm umbrella poles and may also work on poles measuring between 36-38mm, though this hasn't been thoroughly tested. If you've found this information helpful, consider donating what you think it's worth via paypal.me to help offset the time spent designing it. Thanks for your support!