Units come unassembled with 4 shelf levels. Additional shelf levels can be added for additional cost. Sizes with 4 levels: Medium Duty: 12”D x 36”W x 72”H $80ea 18”D x 36”W x 72”H $93ea 24”D x 36”W x 72”H $103ea 12”D x 48”W x 72”H $96ea 18”D x 48”W x 72”H $111ea 24”D x 48”W x 72”H $125ea 36”D x 48”W x 72”H $154ea 18”D x 72”W x 72”H $181ea 24”D x 72”W x 72”H $202ea 18”D x 96”W x 72”H $234ea 24”D x 96”W x 72”H $263ea 36”D x 96”W x 72”H $323ea 48”D x 96”W x 72”H $383ea Heavy Duty: 36”D x 48”W x 72”H $178ea 18”D x 60”W x 72”H $161ea 24”D x 60”W x 72”H $179ea 36”D x 60”W x 72”H $217ea 18”D x 72”W x 72”H $197ea 24”D x 72”W x 72”H $222ea 36”D x 72”W x 72”H $276ea 48”D x 72”W x 72”H $330ea 18”D x 96”W x 72”H $250ea 24”D x 96”W x 72”H $283ea 36”D x 96”W x 72”H $353ea 48”D x 96”W x 72”H $423ea Comes with 5/8“ Particle board 36”, 60”, 72”, 84”, and 96”H available Professional Installation and delivery offered for additional charge Pallet Rack, Chrome Wire and Cantilever Racking also offered