Simpson Strong Tie CBSQ66-SDS2 1 1 1 6-Inch by 6-Inch Column Base with SDS Screws Uses Simpsons Sods Screws Which Allow For Fast Installation Reduced Reveal & High Capacity Base Plate Provides 1" Standoff Clearance Required By Code Embeds in wet concrete at time of pour The standoff base reduces the potential for decay at post and column ends Provides a 1 inch standoff between post and concrete that meets code requirements Install with Simpson Strong-Tie SDS 1/4 in. x 2 in. wood screws (included) Made from 12 gauge steel base; 10 gauge steel strap