NFI, just saw it and remembered someone wanting one. This one takes AK mags, to boot. Price seems good for unfired Norinco AK mag para SKS, $300:
http://www.louisianasportsman.com/classifieds.php?sec=classifieds&act=full&adID=50535#pictures105380
http://www.louisianasportsman.com/classifieds.php?sec=classifieds&act=full&adID=50535#pictures105380