I have this listed with pictures on TGP. The KH1 module is stock. Includes cover. No issues or problems with this amp ! This thing is IMMACULATE ! Here's the link...
http://www.thegearpage.net/board/index.php?threads/randall-rm20-combo-w-kh1-module-slip-cover-mint.1723700/ $250. PLUS shipping
http://www.thegearpage.net/board/index.php?threads/randall-rm20-combo-w-kh1-module-slip-cover-mint.1723700/ $250. PLUS shipping