The Metro SABP13BR-4PK is a Seismic HCAI Preapproval Base Plate Kit designed for enhanced stability in shelving systems. This kit includes four triangular base plates suitable for 1-post installations, allowing for either 2 or 3-bolt configurations. Each kit comes complete with necessary hardware for installation, ensuring a secure fit. Please note that floor anchors are not included. Ideal for environments requiring seismic compliance, this product enhances safety and reliability in your shelving setup.