Costway offers the 5-Tier Leaning Storage Display Shelf Ladder in Black or White for $53.95. Coupon code "DNHW51811" cuts the price to $48.95. With free shipping, that's the lowest price we could find by $4. It measures 22" x 13" x 75" and features raised sides to keep display items secure.
If you know where to look, you can score freebies at the dollar store regularly.