I can't believe I forgot about the most common guns of COD -_-
However, if I remember correctly, all of those guns have a carrying handle that is either like a rectangle or have both sides of the handle slanted. The G36 has one side slanted one side vertical.
VFC Saber SD Urban Grey - VFC SCAR-L Tan - KWA MP7 Tan
WIP: Magpul FPG Conversion to TM Specs (currently KWA Spec)