Simple Copy from combatarms folder help

Hey i was trying to use a g36e mod for the first time and i accidently delete the ar file so can somone please help me its so easy all it is a copy and paste.
Ok go to your combat arms folder and then click game then scroll down till you see a file that says GUNS_M_PV_AR.rez.

Please give it to me i messed up and if i dont have that file i cant play ca D:

Thanks