We have had a decent restocking and added some more options to the mix..
options are as follows:
 
Sandard Single Locomotive Box HO Scale $20 
Long Single Locomotive Box HO Scale $25 
Single Tray Box either HO or N Scale tray $75 
Double Tray Box either HO or N Scale Tray $110
Single Box O Gauge Box $95
 
overall outside dimensions of the boxes:
loco box  380mm x 110mm x 75mm
long loco box   630mm x 80mm x 75mm
single tray box   650mm x 425mm x 75mm
double tray box/o gauge box    650mm x 425mm x 140mm
 
Postage tarts at:
Std Loco $18
Long Loco $20
Single Tray $28
Double Tray $42
pick up is also maybe available to Melbourne buyers...