3.5" USB2.0 Hard Drive 
  BUSLINK USB2.0 HDD CASE for IDE HDD
$103.90
IDE/ATA Mobile Rack 
Kingwin KF-251-BK 2.5" Internal tray-less hotswap rack w/ key
$35.55
SATA Mobile Rack 
Masscool MRA2012LED 3.5" S-ATA HARD DRIVER 2 LED MOBILE RACK
$26.35
Misc 
EXTERNAL IDE CD-ROM CASE EB-540
$43.50
MOBILE RACK/ WIDE SCSI WITH 68PIN
$62.40
  MOBILE RACK/ 3.5" & 2.5" SCSI HDD 50PIN
$20.80