New Wolfenstein New Order Genuine TF2 Items Glitch

So I just activated Wolfenstein New Order preorder cd-key. Since the game is not yet available, decided to check out the new TF2 items.

I got the items, but it looks like it requires and update for TF2. Cause now its only gives pink textures.

New items:
Die Regime-Panzerung
Der Maschinensoldaten-Helm