So I made some prefabs, using Hezus his example vmf’s for his tutorials.
https://www.dropbox.com/s/69ye3ok4l71etjf/black%20mesa%20prefabs.zip
Most of it are weapons i.e 50cal, tow etc., but also the Osprey is in this pack.
Enjoy, and make sure to read the readme.txt file before asking questions (i.e where the fuck do i need to p00t diz?
You beat me to it, but I highly endorse the concept of releasing a prefab pack.