FRT MR3™ Forced Reset Trigger for the HK MR223 & HK MR556

The FRT MR3™ Forced Reset Trigger for the HK MR223 and HK MR556 delivers a precise, rapid-fire experience while maintaining full legal compliance, making it a standout upgrade for enthusiasts and professionals alike.

What you get

• 3-position trigger function: Safe/Semi/Forced Reset
• Ambidextrous safety selector for ease of use
• Anti-walk pins to ensure secure installation
• Drop-in design for straightforward setup
• Manufactured and assembled in the U.S.A.

Build and finish

The FRT MR3™ is crafted with the precision and durability Rare Breed Triggers is known for. Each component is machined to tight tolerances, ensuring consistent performance under demanding conditions. The trigger’s finish is designed to resist wear and corrosion, maintaining its functionality and appearance over extended use.

Constructed from high-quality materials, the FRT MR3™ is built to withstand the rigors of competitive shooting and tactical training. The forced reset mechanism is engineered to provide a smooth, rapid reset after each shot, allowing for quicker follow-up shots without compromising safety or reliability.

Compatible platforms

• HK MR223
• HK MR556

Installation notes

The FRT MR3™ is designed as a drop-in trigger system, making installation straightforward for users familiar with basic firearm maintenance. The included anti-walk pins add an extra layer of security, ensuring the trigger remains firmly in place during operation.

For those looking to enhance their HK MR223 or HK MR556, the FRT MR3™ offers a reliable, high-performance solution. Its innovative design and robust construction make it a valuable addition to any firearm setup.