RARE BREED FRT TRIGGER NO FURTHER A MYSTERY

Also any one know a person who does amazing engraving that may make me a 3rd place marking with a Aero M4E1 reduced to match the safe and fire markings fashion it's got? Or a decent vinyl sticker which can go there if all else fails.The BMA wants the perfect time to increase stressed from the S&W magazine spring.  If your H3 is pressing the bolt f