Adjustable Design - Our Ground Spikes are designed with 1-inch inner diameter and have adjustable knobs with adjustable range of 0.5-1 inch, you can adjust the knobs according to the size of the flagpole/umbrella rod, two heavy-duty triangle design tips to make the rod insertion more stable Easy to install-Heavy duty flag pole base are very simple. Simply hold down the flagpole bracket or hammer the product into the earth to secure it, then pipe the flagpole in to complete the installation. Just gently pull it out directly when you don't need to use it Multifunctional use- The flag pole holder for outside house in ground 7.8 inches center fork can hold it firmly in the ground and 't tip over even in strong winds In addition to being used as a flag inserter, support other types of signs, decorations including umbrellas, bird feeders, fishing poles and more Heavy duty metal- This ground flag pole is made of coated to prevent rust and and can be used for a long time without being easily damaged or deformed. to firmly insert the flag into the ground, allowing your flag to fly freely and preventing it from swaying or collapsing Scope of application- Great for use in front of the door, garden or yard, can also can also be used for commercial use for companies, shopping malls and other places, Weight: 1.62701149356 pounds, Manufacturer: tiyao