The model is - in fact - by End Of Days, UV edits - if I remember this correctly - were made by Milo, textures courtesy of Racer445, recolored by Mr. Brightside.
Now, do you have permission from all parties or proof that they have nothing against a release of their work for this particular game? As reference, here is the original CDG release thread for INS.
I noticed that you credited the creators of your MP7, however, not so with the SCAR, which has taken me a little aback.
It would be cool if you could include the Info above, in case you have the authors permission and just forgot. Thanks in advance.