8" x 8" black resin base is high impact resistant. Replacement base is available to replace damaged or faded bases. UV stabilized to withstand harsh sunlight. The small footprint and low profile of the parking lot base helps reduce tripping hazards in busy parking lots. Base upright is designed to receive a 1.75" square tube (plastic or steel). The Replacement Base for Parking Lot Sign Systems has an array of easy installation methods. For permanent installation to asphalt or concrete, use either (4) bolts or the 2-part Roadway Epoxy. For temporary installation, use hot melt adhesive Butyl Pads.