Tennessee FRT-MR3

The FRT-MR3™ is a single-stage forced reset trigger designed for HK MR223 and HK MR556 rifles. Manufactured by Rare Breed Triggers, known for duty-grade components, this 3-position trigger (Safe/Semi/FRT®) delivers rapid follow-up shots with consistent reset. Made in the USA with an ambidextrous safety selector and anti-walk pins for secure installation.

Tennessee FRT ships fast with no delays. Includes:

• 1 FRT-MR3 trigger
• 2 anti-walk pins
• 4 anti-walk pin screws
• A1 and A4 selector drums
• Selector lever roll pins
• T10 tool

Get Tennessee’s fastest fulfillment on this drop-in upgrade for HK platforms.