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 CBSQ series provides a connection between a post (or column) for decks, patio covers and other top-supported structures. CBSQ Galvanized Standoff Column Base for 6×8 with SDS Screws (Pack of 4).