Download a compiled version of the model here:
https://www.dropbox.com/scl/fi/bfe2od92hiprligzxwv6y/ar2_new.7z?rlkey=c7s4gh7tahqkgg8s82k7y8ub8&dl=0
And download the obj files / uncompressed TGA files here:
https://www.dropbox.com/scl/fi/y2a9nbkb6eyb13wdqi6z8/hl2-models-uncompressed.7z?rlkey=qf41wjsr6kzl8eiopum4ok9s2&st=oztp1q0m&dl=0