This mod is based on the Various Stargate Franchises for Sins of a Solar Empire Entrenchment 1.051 , Diplomacy 1.34 and Rebellion !! We have many downloads in our downloads section that are being updated regularly.
Here is the tutorial for adding the Missiles and Beam weapons to the 304 minimod.
Here is a quick tutorial on how to get the BC304 to work in both Sins and Entrenchment.