Can someone convert this to work on my DarkRP server?

[Shadedluck]

I just want the grim reaper in this. For whatever reason, it keeps popping up as error no matter what I do. If it's at all possible, thanks in advance.
[url]http://www.garrysmod.org/downloads/?a=view&id=62887[/url]
The skin one by the way. I don't want the npc, just the player model.