The FRT-RD3 (SEF) is Rare Breed's forced reset trigger for HK roller-delayed platforms, using the classic SEF selector layout.
Guides: Are FRTs legal? · Spot a fake · What is an FRT?
The FRT-RD3 (SEF) brings the forced reset trigger to HK roller-delayed platforms with the traditional SEF (Safe / semi) selector layout. It is a semi-automatic trigger — one round per function — tuned for the roller-delayed fire-control geometry.
Genuine Rare Breed Triggers®. Roller-delayed HK pattern guns vary; confirm your exact host and selector setup before ordering, and see the AMBI version if you run an ambidextrous selector.
Selector compatibility matters on these — our team can confirm fitment before you buy.
| Brand | Rare Breed Triggers |
|---|---|
| Model | FRT-RD3 (SEF) |
| Platform | HK roller-delayed |
| Selector | SEF (standard) |
| Type | Forced Reset Trigger (semi-automatic) |
| Condition | New |
| Origin | Made in USA |
