Simpson Strong Tie ABU44SS Stainless Steel Adjustable Post Base, 4" x 4" The AB series of retrofit adjustable post bases provide a 1-inch standoff for the post The AB series are slotted for adjustability and can be installed with nails, strong-drivesd connector screws or bolts (Abu) The slot in the base enables flexible positioning around the anchor bolt, making precise post placement easier The 1-inch standoff helps prevent rot at the end of the post Quantity: 1 each