Real Estate Frame will hold an 18"x24" sign. 1/2" round rod frame is bolt in only. This frame is not made to work with our stock hole pattern. Choose either a corplast sign that can be manually punched to fit the frame, or request an aluminum panel that is not pre-drilled. It can then be drilled to match the frame for you. Painted in a high gloss black enamel. 2 holes top and bottom, 4 3/4"" from edge of panel. Nuts and Bolts sold separately.