This document provides specifications for various column and pilaster options including dimensions and part numbers. Square, round, and fluted columns are available in diameters of 8, 10, 12, and 16 inches. Recessed pilasters and columns come in standard heights of 5, 7.5, 5.5, and 4 inches and depths of 3.5, 5.5, 5, and 6 inches. The document lists over 145 part numbers corresponding to column and pilaster profiles.