The firewall_ut2k4.zip file you have requested: Skins / Skaarj / UT2004 Firewall Skin - 3.51mb is not available. Perhaps try browsing all files for the game Unreal Tournament 2004 and upload any files you want to share or are missing. This is the only information we could locate:
Another quality skin for the Skaarj by MacTom27. Its called Firewall.