Straight binary trigger Multi-caliber 3-position operation Compatible with any BCG Smooth 4.5 +/- 0.5 lb trigger pull Position 1 - Safe -Will not fire Position 2 - Semi - Fires 1 round per pull Position 3 - Binary - Fires 1 round on pull and 1 round on release * Release round can be canceled by simply moving our Patent Pending selector out of Binary mode while holding the trigger back * Easy to install * Smooth trigger pull: 4.5 lbs, +/- 0.5 lbs * Positive reset on release phase * Enhanced buffer springs for optimal flexibility * Works in most AR platforms and calibers including 5.56 NATO, 308 Win, 300 BLK, 9mm, Rimfire, etc.... * Compatible with any BCG * Great for competition shooters, tactical shooters and recreational enthusiasts