hi folks old man seeks sum help.done my own home build a while ago and have a asus formula v motherboard in my pc.i put in it asus nividia gtx 560ti and couple days ago i bought another to link them up.now i have a crossfire bridge which came with motherboard but will not fit on these two graphic cards these cards are the same as each other but it would take a bit of force to put them on really they dont fit.so this is where i need help i now i have to buy one sli bridge for two join these two graphic cards.But which one.or any asus nividia sli bridge. many thnx