"We are proud to offer a direct replacement 3-position gas regulator for the CZ Bren 2S and MS. Our Optimized Gas Regulator Assembly includes both a new Body and Piston, both carefully tuned to provide absolute reliability and consistent ejection in a specific caliber and barrel length. Each Gas Regulator Body features three different gas settings/pressures/positions: low, medium, and high. "

NOTE: Our regulators are compatible with all HBI Gen 2 handguards as well as factory/oem handguards. These regulators are not compatible with HBI Gen 1 handguards (10.8″).

• Optimized 3 Position Gas System for the Bren2 and Bren2MS
• Tuned for Specific Caliber and Barrel Length
• Regulator can be Rotated with Loose 5.56/7.62 Round
• Regulator Body is Black Nitride Finished
• Gas Piston is Electroless Nickel Finished
• Designed and Manufactured completely in USA.
• Gunsmith Installation Recommended for All Parts.