No Batteries - No Weaknesses - No Surrender
 
 Self-illuminating and battle-tested reflex sight.
 Originally developed for the Israel Defense Forces (IDF), the Mepro M21 represents the best of Meprolight® Tritium technology and remains in active service with the IDF and militaries and law enforcement agencies worldwide.
 
 A red dot sight with fiber optic illumination by day, Meprolight® Tritium by night, it takes over any battlefield without the need for batteries. Its rugged, battle-tested construction meets or exceeds rigorous MIL-STD-810 standards to withstand the toughest conditions, with five reticles available and a large 30mm lens for maximum situational awareness.