You must have two custom classes to do this. -
Class one-
Fal with any camo and a Grenade Launcher
usp.45 with FMJ.
Semtex.
Rest does not matter.

Class two-
Fal with Different camo than first one and red dot with a grenade launcher.
usp.45 with FMJ.
Semtex.
Bling.
Rest does not matter.

1. Pick Class number 1.
2.Wait about 15 seconds after you spawn. Then shoot off almost the full clip of FAL.
3.Switch to class number two.
4. Kill yourself with semtex(Make sure fal is out)
5. Switch to your usp once you spawn.
6.Pick up your old Fal that has the grenade launcher.
7.Shoot off both tubes from the Fal. (Note) Fal should change color.
8.Switch to FAL that has the red dot site.
9.Drop the RED DOT Fal.
10. Switch to your Fal from class one.
11. Press Left on the Dpad.
12.It should reload the gun. Then it will be fully automatic. Although it will not kill anyone.
13. press A to climb over an object to have no weapon.

Plz post below when you do it so people know its legit. +rep or thank the topic if you love me