Significant Services Simpson Strong Tie ABU88Z ZMAX Galvanized 14-Gauge 8x8 Adjustable Post Base... Brand: Simpson Strong-Tie DESCRIPTION Post and Column Bases secure the bottom of posts or columns to concrete and are perfect for decks or patio covers. Models are available for attaching to existing hardened concrete, wet concrete, as well as wood. The AB series also offers adjustability around the anchor bolt to achieve optimum post placement. And many models provide a 1 in. standoff from the concrete to help avoid post-end rot from moisture. Install with 16d common nails. Attaches a post to existing concrete for decks, patio covers and other top-supported structures Features 1 in. standoff to help prevent rot at post end Slotted for adjustability Made from 14 gauge steel base; 12 gauge steel strap ZMAX galvanization offers extra corrosion resistance for exterior and treated-wood applications