Mwave offers the iStarUSA 3U Compact Aluminum Rackmount microATX Chassis, model no. D-313ASE-MATX, for $59.99 with free shipping. That's tied with our mention from last month as the lowest total price we've seen. (It's also the best deal now by $19.) It features one external 3.5" drive, four 3.5" internal drives, two external 5.25" drives, four expansion slots, and two USB ports.