Originally Posted by azgunner
If you are firing your weapon enough to get it hot enough to cause damage due to something on the weapon(like tape), you have training problems or an actual invasion by an armed force. I recommend a Claymore mine.
Many times I heat my barrel up enough to cause electrical tape or the like to turn into a gooiey mess, testing ammo, mags, ect under stress comes to mind, then there is just good ol' plinking and blasting.
I agree with the Surefire statement though, also check out the new guy on the block -Bright Flashlights- you can find him in the equipment exchange at AR15.com, along with many happy customers.