Assembled Product Length: 4" Assembled Product Width: 4" . Washer required (not supplied) The adjustable post base is used to secure 4 x 4 wood posts to concrete footings This fully adjustable post base features a 1" standoff height above concrete floors thereby offering moisture protection and a finished hardware appearance Material: 16 gauge Finish: Z-Max (for projects involving pressure treated wood) Dimensional connector INSTALLATION: Supported Use all specified fasteners Post bases DO NOT provide adequate resistance to prevent members from rotating about the base, and therefore, ARE NOT recommended for non top installations (such as fences or unbraced carports)