Product OverviewSteel base designed to solidly attach a square post to an exterior surface. Enables a finishing touch to be added to your deck. For stability and style at a low cost! Its steel fabrication adds resistance and solidity. No maintenance is required. Easy to install: just screw fastening Bolt Spike Head 66 to the floor. To be used with 6 in x 6 in square posts. Baked powder coating finish provides excellent rust resistance.