Ebay offers Heavy Duty 5-Tier Shelf Garage Shelving Unit Rack Storage for $39.99 with free shipping.

Product Description:
This high quality storage shelf is constructed of metal plate. This 5-tier shelving unit can be used separately or combined with other shelves into a larger storage space to meet your various needs. Its boltless design allows it to be easily assembled and disassembled. This storage rack can be disassembled into a compact size for easy storing and transporting. It is an ideal storing and displaying solution in kitchen, garage, workshops, warehouse, and balcony.
Features:

•  5 adjustable MDF Shelf Boards
•  Shelf Super strong MDF Board 4mm thickness
•  Load up to 150kg per shelf
•  Fully Adjustable to any level
•  Shelf just snaps together (no bolts required)
•  Just use a rubber mallet (not included)

Specifications:

•  Color: Black
•  Material: Steel & MDF
•  Finish: Powder Coated
•  Dimension: (27.56 x 11.81 x 59.06)" / (70 x 30 x 150)cm(L x W x H)
•  MDF Board Thickness: 4mm
•  Max. Capacity (per tier): 330.69lbs / 150kg