XClio IPC TR1135 (SAS/SATA HDD Mobile Rack )-2012-08-31

 It works as advertised, looks okay in my case, e-z to install, and it"s trayless. Support up to 6Gb/sec.
Great. I"ve got USB Safe Remove set up to show SATA drives, so I can make sure any writes are flushed before removing.