Foundation Screw  50 " 32" 24"

3-1/2" x 3-1/2" Screw Deck Post Anchor  50"

The simple and most efficient way to support a patio tool sheas or deck without nedding to dig or pour concrete, support a load up to 5000lbs in sand soil and 3500lbx in clay soil 

3500 lbs in clay soil to be used with 3-1/2" x 3-1/2" square posts buried more than 42" in the ground -below freezing depth offer long