Walmart offers the Mainstays 3-Shelf Metal Cart in White for $25. Opt for in-store pickup to avoid the $5.99 shipping fee. That's $6 off list and the lowest price we could find. Buy Now Tips It's also available in Grey for the same price, with in-store pickup. Features 4 casters (2 locking) measures 20" x 15" x 32.79" 40-lb.