How to secure muzzle to firearm?
Loctite. The most common way a muzzle device is secured to a firearm is by Loctite, a compound that breaks down under heat. If you’ve got one, a blow torch can be used to heat up the threads and loosen the Loctite.
What to do if pin and weld isn't removing?
Once you determine that there are no pin-and-weld markings, might want to try is to use a wrench to see if it will unscrew on its own. If it seems too difficult to remove, and won’t budge with a wrench, Loctite or Rocksett may have been used.
How long is a short barrel rifle?
This is commonly used for barrels where, if the muzzle device is removed, they are shorter than 16 inches, making it require paperwork for being considered a short barrel rifle, or SBR. In this particular case, the muzzle device is usually pin and welded on to the barrel to make it a 16-inches or longer.
How to time a muzzle?
Smart hack for timing a muzzle device. The easiest way to time your device is to screw it all the way onto the barrel until it bottoms out. You do not need to tighten it, just get to the point where you can’t rotate it anymore with your hands. Then, un-thread the muzzle device until it is in proper alignment.
Why use a barrel clamp?
We recommend using a barrel clamp or reaction rod to prevent any bending, shearing, or breaking. Though you can (and we have) get away with simply clamping your receiver in a vice.
How hot does a heat gun need to be to get rid of a red thread locker?
Side note: Most heat guns (not blow dryers but proper heat guns) will heat metal up to the 400-500 degrees needed to defeat red thread locker but forced air is not nearly as efficient as direct flame in this application. If a heat gun is all you have, it will work, you’re just going to be standing there for a while.
Can you clamp a receiver in a vice?
Though you can (and we have) get away with simply clamping your receiver in a vice. It all depends on how secure the barrel is on the device. Just note that if you are not secured in a barrel block or to a reaction rod, you are going to be exerting force on your barrel index pin which is not infallible.
