toxic reaper

hi, i have 1.2.2 and i been trying to get your really cool mod to work. but its not working for me. iv been watching videos how to use this mod. the weapon module is not working for me , for some reason. i did what the people in the videos iv watched but it doesn't seem to work i used the BDArmory and BDArmory continued both of them do the same. what do i do. thanks for your time.