Walmart has various patio umbrellas with tilt function for $20
Stone:
https://www.walmart.com/ip/Mainstays-7-5ft-Stone-Round-Outdoor-Tilting-Market-Patio-Umbrella-with-Push-up-Function/814488471
Turquoise:
https://www.walmart.com/ip/Mainst…/854966783
Aqua:
https://www.walmart.com/ip/Mainst…/514646276
Some other colors are slightly more expensive ($30), others are OOS.