HEAVY LOAD RECORD STORAGE CENTER 18″D ADD-ON CENTER HEAVY DUTY SHELVING WITH FILE BOXES MAKES ORGANIZED RECORD STORAGE AFFORDABLE AND CONVENIENT. HIGH CAPACITY STEEL RACKS, WITH UP TO 3800 LB. CAPACITY PER LEVEL, HANDLE THE BIGGEST RECORD STORAGE NEEDS. MADE USING BOLTLESS 12-GAUGE STEEL HORIZONTAL BEAMS WITH 3-HOOK CONNECTOR END PLATES THAT ALLOW EASY INSTALLATION WITHOUT TOOLS. BEAMS ADJUST IN SECONDS AT 1-1/2″ INCREMENTS. UPRIGHTS ARE 14-GAUGE STEEL. RACK IS FINISHED IN GRAY POWDER COATING. RUGGED 200 TEST CORRUGATED TRANSFER FILE BOXES PROTECT AND ORGANIZE RECORDS FOR STORAGE WITH DOUBLE-THICK FRONT AND BACK WALLS, LARGE LABEL AREA AND HAND HOLES FOR EASY LIFTING AND PORTABILITY OF STORED RECORDS. BOXES FIT SECURELY ON RUGGED 5/8″ THICK PARTICLEBOARD DECKS. 18″D UNIT STORES 1 ROW OF BOXES. EASY ASSEMBLY.