Walmart has 5-Shelf Workpro Freestanding Shelves (36" W x 18" D x 72" H) on sale for $75. Shipping is free.
Additional information from product page:
- Heavy-Duty Powder-Coated Steel for Durability
- Customize your storage needs
- No Nuts or Bolts Required for Assembly
- Weight Capacity per Shelf: 800 lbs.
- Total Weight Capacity: 4000 lbs.
- Total Dimensions: 35.6" W x 17.6" D x 72" H
- Color: Black, Silver
- Garage storage unit
- Storage rack