The Precision Armament M4-72 Severe-Duty Compensator is a muzzle device threaded 5/8x24 for 7.62mm/.308 rifles, so it screws onto a matching .308 muzzle. Its reverse-vented, triple-baffle design uses upward gas biasing to counter muzzle rise, which helps you stay on target for follow-up shots. The maker cites recoil reduction of up to 75%, so less of the rifle's push reaches your shoulder. A closed bottom is built in to eliminate dust signature, so less dust is kicked up near the muzzle.

The brake is precision machined from heat treated stainless steel, and the maker says it handles extreme heat without rapid erosion. The black version carries an Ionbond high-temperature CrCN coating in matte black, which gives it a clean matte black look. It is a standalone compensator rather than a suppressor mount, so it works as a dedicated muzzle brake on the barrel. Installation follows standard armorer procedures, so your gunsmith will find it familiar work.

• Brand: Precision Armament
• Model: M4-72 Severe-Duty Compensator
• Caliber: 7.62mm/.308
• Thread Pattern: 5/8x24
• Type: Compensator
• Material: Steel - 400 Stainless
• Finish: Black