Pride Ear Saver V2

thingiverse

This lock prevents patio umbrellas from spinning wildly when angled to shield the sun. Its purpose is specifically for 37mm umbrella poles and may fit sizes ranging from 36-38mm, although that has not been thoroughly tested yet. If this innovation helps you, please consider contributing what you think it's worth via paypal.me. Your donation will help offset the time spent designing this solution.