WHAT DOES FRT FOR SALE MEAN?

I've attempted quite a few distinctive forced reset triggers, beginning with rare breeds primary. When the ATF started out knocking on doors even though, I disassembled it, grinded it up and tossed it in the trash as I didn't need any drama from a lawfully purchased trigger. Anyhow, these triggers are brilliant. The FRT-L3 is the best I have utiliz