Others have noted that the hollow tube fills with sand when the anchor is screwed in. If you use the lower half of a two part beach umbrella in the tube when you screw it in, you have better alignment and the tube obviously is filled by the umbrella shaft. Much easier
FRUITEAM Plastic Umbrella Base Stand - Fillable, 46.3 lb Water Table Patio Umbrella Base - Weighted, Heavy Duty Outdoor Patio Market Umbrella Stands for Lawn, Garden, Pool (Black, Rattan Weave)
33 Review
Enhance Privacy with DearHouse Balcony Privacy Screen Cover - 3.5ft x16.5ft Shield for Porch, Deck, Backyard, Patio, Balconys - Includes 35 Cable Ties
36 Review
FRUITEAM Solar-Powered Patio Umbrella With LED Lights, 7.5FT Table Umbrella With Easy Tilt And Crank For Garden, Deck, Backyard, And Pool (Beige)
31 Review
White Metal Wedding Arch With Climbing Plants Decoration, Perfect For Garden Bridal Parties - Adorox 7.5Ft Arbor Set
45 Review
Black Rose Garden Arch By Gardman R350 - 75 Inches Tall, 39 Inches Wide And 19 Inches Deep
41 Review
Supla 14 Pcs Artificial Succulents Plants In Bulk Assorted Unpotted Hanging String Of Pearls Cactus Aloe Picks Small Fake Succulents For Wreath Centerpiece Floral Arrangement Indoor Outdoor Home Décor
37 Review