i have 2 of these 39w tubes for sale. they are brand new. my reason for selling is that my 54w tubes need replacing (see my other for sale thread) and dnt have the cash to replace them. im willing to swop for 2X 54w deltec or ati and will pay a cash difference price - 250ea location - dbn shipping -@ buyers expense and via post office of buyer to arrange courier to collect .also @ buyers own risk !!!