[ghosthunterfool]

Disable Melee cross hair, Throwables crosshair (pipe/molo/bilebomb) , Sniper scope( zoom in view ) , Laser Sights, Slot 4 and 5 ( med + pills)

ALL NO CROSS HAIR! only Guns and Pistol will have them

[ZombieHunterX]

this will only work for you but.
1: open console
2: crosshair 0

and wtf,why u want a sniper with no crosshair when zoomed in,its supposed to have a scope.

[greenlemonade]

This works just for you, but will do the sniper scope.
http://www.fpsbanana.com/scripts/5567


As far as using crosshair 0, I wouldn't just because you'd lose your gun crosshair.