The Metro SABP46BR-1PK is a Seismic HCAI Preapproval Base Plate Kit designed for 4-post shelving systems. This kit features a square base plate with a 6-bolt installation for enhanced stability and safety. It includes one base plate along with all necessary hardware for assembly, ensuring a secure fit. Please note that floor anchors are not included. Ideal for environments requiring seismic compliance, this base plate kit provides reliable support for your shelving needs.