Ashman Ground Screw (4 Pack), No Dig, U-Model Screw in Post Stake - 27" Inch Long, Fits Standard 4x4 (3.5" X 3.5" Inch) Great for Mailbox Posts. - Ashman Online, Ground Post Screws

• Premium No-Dig Solution: Say goodbye to the hassle of digging holes and pouring concrete. The Ashman Ground Screw provides a convenient and efficient way to secure your round posts and flagpole bases without the need for traditional installation methods. Hardware Included: Includes tightening rod and 6 lag bolts (use two bolts on one side and three on the other). The ground anchor is simply screwed into the ground, deep enough, if need be, so that the lawn mower can glide over it. And when the season is over, it can just as easily be screwed out again. Accommodates a standard 4x4 wood post (not included Made of Galvanized Metal. Heavy duty ground screw.