add the two files into your UT2004 system folder SERVER ADMINS: UT2004.ini -- ServerPackages=ASX Command Line -- mutator=ASX.ASXMut
The Ballistic Weapons Mod for UT2003 Version 1.00 Beta. Mutator implementation. Comes with 9 new weapons, new items, Melee Mutator, etc... Zip file contains a .ut2mod. Just extract it, run it and point it to the folder where you installed UT2003.