DIY Umbrella Stand Side Table (Video, Plans & Steps) - This Old House
Gardenised Outdoor Black Deck Umbrella Clamp 0.12 Ib. Metal Patio Umbrella Base 4 in Black, 3 - Pack QI004404 - The Home Depot
DIY Umbrella Stand Side Table - The Handyman's Daughter
Amazon.com : Meruzy Patio Umbrella Holder, Stainless Steel Outdoor Umbrella Base Umbrella Clamp Mount Bracket for Deck Railing, Mount to Deck, Balcony or Outdoor Courtyard (Fit Max OD 2 inch) : Patio,