It looks like MJ used some models from Sanctuary's WW4 pack.
model="\ww4_trp\darmsnip.p3d";
model="\ww4_trp\armsnip.p3d";
You will also need ww4_trp.pbo
model="\ww4_trp\darmsnip.p3d";
model="\ww4_trp\armsnip.p3d";
You will also need ww4_trp.pbo