Various sellers via eBay take up to 66% off a selection of wine racks, bars, coolers, fridges, and more, with prices starting from $4.70. (The sale banner says up to 60% off, but we found deeper discounts within.) Even better, most items bag free shipping. A couple of best bets, both with free shipping:
FrugalFair via eBay offers this Igloo Premium 6-Bottle Wine Cooler, model no. FRW062, for $49.99 with free shipping. That's the lowest total price we could find by $15. It features chrome racks, temperature control, and a glass door. It measures about 10" x 15" x 20".