The Rare Breed Triggers FRT-MR3™ delivers factory-direct performance for HK MR223 and HK MR556 platforms. This 100% US-made forced reset trigger features a 3-position selector (Safe/Semi/FRT®) with ambidextrous controls and includes anti-walk pins for secure operation.
Package includes:
- 1 FRT-MR3 trigger unit
- 2 anti-walk pins
- 4 anti-walk pin screws
- A1/A4 selector drums
- Selector lever roll pins
- T10 torque tool
Rare Breed Triggers sets the industry standard for reliable forced reset mechanisms. Order by 3PM EST for same-day shipping on this $525 drop-in upgrade.



















Reviews
There are no reviews yet.