Simpson Strong Tie Simpson Strong Tie RTC22Z ZMAX Galvanized 18-Gauge 2 by Rigid Tie Connector Rigid Tie Corner Connectors provide a strong 90 degree connection between two 2x2s and a 2x2 post, forming a corner No angled cuts or angled fastening that can split the wood Stronger than other methods of corner construction Post Size: 2x Joist Size: 2x