Simpson Strong Tie FPBB44 EZ Retro Fit Fence Post Base

EZ Retro Fit, Fence Post Base, Allows Easy Installation Of 4×4 Wood Posts On Existing Concrete, Attach Post To E-Z Spike Or E-Z Base With 8-1/4″ SDS Screws Or 1/4″ HDG Lag Screws, Attach Post To E-Z Mender Using 6 HDG Nails Or Screws Per Part.