Walmart offers two Sterilite 3-Drawer Carts
in Black, model no. 28309002, for $17.96
with free shipping
. At $8.98 each, that's tied with our May mention, the lowest per-cart price we've seen, and a current best for two by $6. Each one features four casters and measures 14.5" x 12.5" x 24".
Of note, single carts are available for $8.98 each, but only for in-store pickup.