call up virtue. they have GREAT CS (I was going to say best but had a similar experience with MacDev CS as well
just e-mail them stating the problem. they'll either ship the part/item to you or ask you to ship the broken/defective part to them and all you do is pay shipping.
broke a set of virtue laser eyes while trying to install them in one of my NTs (I had nothing else better to do with my money!), e-mailed them saying they broke while I tried to install them, shipped it back, received a new set in the mail in the same week