We ran into this when making a Jugg set. The in game model is actually not the same as the workshop model. Your best bet is to download Crowbar and GCFScape and rip the model right from the game file. If you do a quick google there are tons of tutorials if you need. Be warned skining his chest armor will be more than fun…
After a little work I got things up and running. Turns out Juggernaut has been scaled up 15%. I extracted the files from dota with GCFScape, decompiled them with Cannonfodder's StudioCompiler and then I used an old maya script for .SMD import. The SMD importer was outdated though (using maya 2015) so I had to remove a few…