US$ 27.47
brace rib patio umbrella Holder – Easy Installation - Space Saving Umbrella Holder Design - Outdoor Umbrella Base and Mount Frame:Brushed Aluminum Bellrino Patio Umbrella Top SKY7736:0-100-117-0 Wide Range of Application
Bellrino Patio Umbrella Top Canopy Replacement Cover fit 9 ft 6 ribs Green Color | eBay
The other major reason is the material
SKY7736:0-100-117-0
Frame:Brushed Aluminum
Affordable Patio Umbrella with Base
Wide Range of Application
US$ 27.47
US$ 24.61
US$ 26.37
US$ 25.87
US$ 22.72
US$ 29.23
US$ 25.21