Heavy Duty Earth Anchor – Militello Farm Supply, Inc
Anchors for Vineyards - Trellis Posts
Earth Anchors - Vineyard Supplies | A&J Vineyard Supply Inc.
Amazon.com : Earth Ground Anchor 18 Inch Heavy Duty Earth Anchors(6pcs),3" Helix Diameter, Easy to Use with Drill,Can Be Used Canopies, Car Ports, Sheds, Swing Sets, Trampoline,Securing Animals : Sports & Outdoors
Amazon.com : XYADX16.3 Inch Spiral Ground Anchor Heavy Duty Earth Anchor Kit for Tents, Trampoline, Garden Fence, Sheds, Swings, Canopies, Dog tie Out Stake (Silver 4 Pack) : Patio, Lawn & Garden