Mwave offers the iStarUSA Serial ATA 6Gb/s Hot-Swap RAID Cage, model no. BPU-230SATA-BPL, for $48.99 with free shipping. That's tied with our April mention and the lowest total price we could find by $12. This hot-swap capable chassis enclosure fits two 5.25" drive bays, holds up to three 3.5" hard drives, and supports RAID 0/1/5.