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With the method we use you’ll need a vice, towel, and a 3/4″ wrench. Some muzzle devices will use shims instead of a crush washer. Make sure you’re getting the correct device for your specific threads. As always, do some good research before you get too crazy. Torque specs vary by device and manufacturer, however with most, if not all, the spec ranges from 15-30 ftlbs for 1/2×28 threads.
This is also a great video:
https://www.youtube.com/watch?v=XjWXwDSt-KY