CS:GO M4A4 for Left 4 Dead. Includes 12 skins and a HUD icon.

The base addon comes with the default skin, to use one of the skins the [b]base addon[/b] is required and a [b]skin addon[/b].

To change the hud icon on the weapon panel you will need to edit the file [b]"mod_textures.txt"[/b] manually found in [b]..\left 4 dead\left4dead\scripts[/b].

"icon_equip_machinegun"
{
"file" "vgui/hud/icon_rifle" // vgui/hud/iconsheet
"x" "0" // 128
"y" "0" // 384
"width" "256" // 192
"height" "64" // 64
}

[b][u]Credits:[/u][/b]

Valve - M4A4 Model/Textures.
HyperMetal - Flashlight Model/Textures.