Just bought some steel 30 rounders for $22 and $35 locally (one was unwrapped). KVar has a few in stock for $40+, might not get the color and or style you want but you don't sound picky and the price isn't horrible.
Cpl Williams, Evan T. USMC, 08FEB2010 ~
D Co, 4th CEB, Engineers UP!! OEF 21JUN-20SEP2011
REV. 19:11 And I saw heaven opened, and behold a white horse; and he that sat upon him was called Faithful and True, and in righteousness he doth judge and make war.