These attractive bookcases are designed to fit into the narrowest spaces. Each 32"W unit is 4" narrower than a standard bookcase. Featuring 1" thick solid core industrial grade particleboard side panels and shelves. A single-piece, ¼" thick back panel adds stability. All shelves adjust in 1-¼" increments. Strong post and cam assembly. Shelves are 12"D. Choose from five heights.