Test Patch Z30 is available in the test patch forum.
http://www.lfsforum.net/showthread.php?t=74012
For more information about it, you can read the announcement thread :
http://www.lfsforum.net/showthread.php?t=73874
http://www.lfsforum.net/showthread.php?t=74012
For more information about it, you can read the announcement thread :
http://www.lfsforum.net/showthread.php?t=73874