BitBender has posted a mod for the motherboard tray to provide easy access for socket hole mount heatsinks.
A must Mod, if you own or are thinking of getting a bolt through heat sink, like the Alpha 8045.Read more
My first mistake,was to use the nylon nuts, supplied by Alpha,for fastening the standoff's through the MB. My second mistake was not doing the mod the first time I had my tower disconnected and out in the open. However,like most of us, I had a new toy in my hands and wanted to play with it NOW! I devised a method to get the standoff's fastened, without removing my MB