If you do not have the Mod Loader installed, you can download it from
One click install doesn't work if you've installed the Mod Loader without administrator permissions.
You can fix one click install by launching the Mod Loader as an administrator and hitting the "Reapply"
button in the settings.
A shark tooth helmet that you can use with the AV42 or F26B. The texture can also be copied over onto other skins with the appropriate texture. The design is based off the flying tigers helmets, and particularly suits the AV42 flying tank buster.