These racks are perfect for sorting spurs, flats, and bulk mail into standard postal tubs. The slanted upper shelves allow for efficient processing. Shelves are close together to keep totes stationary when pitching mail. These racks are 4 shelves high, 5 tubs wide with a 20 tub capacity. They are all welded steel with powder coat finish. The racks feature front rubber bumper covers, expanded steel shelves and 4" rubber non-marking casters. The size is 68"L x 32"W x 64"H. Optional Specialty label holders are available- Please call for details. A minimum order of 4 units may apply