The Gemtech 5.56 ETM Muzzle Brake is a 3-port muzzle device designed for 5.56mm platforms with a 1/2-28 mount. Its pre-dimpled design supports pin-and-weld installation on a 14.5-inch barrel and is intended to align with ETM-equipped suppressors.

Key Specifications

• The model is identified as 5.56 ETM.
• The muzzle brake uses a 3-port design.
• The compatible caliber is 5.56mm.
• The mount specification is 1/2-28.
• The finish is black.
• The device is pre-dimpled for pin-and-weld installation on a 14.5-inch barrel.
• It is designed for alignment with ETM-equipped suppressors.

With its defined 3-port layout, 1/2-28 mounting specification, and installation-focused pre-dimpled design, the Gemtech ETM muzzle brake provides a purpose-built option for compatible 5.56mm setups.