The Walthers Cornerstone HO Scale Centennial Mills Background Building is typical of concrete industrial buildings found in manufacturing districts in cities across the continent. This thin-profile Background Building is designed for use between your rear tracks and painted or printed backdrop to create a realistic transition from layout to background. A covered loading dock, fire escape ladder, wall-mounted dust collectors, colorful decals and complete instructions round out the Centennial Mills Background Building kit. Easy-to-build plastic kit Thin-profile - perfect for use between scenery and backdrop Fits 1920s to present layouts Covered loading dock Wall-mounted dust collectors and fire escape Colorful decal signs for several busiensses Molded in appropriate base colors As shown, the Centennial Mills Background Building measures: 10-3/16 x 1-15/16 x 8-7/16" 25.4 x 4.8 x 21cm