ROMEO4 is the ultimate red-dot sight when fast accurate target acquisition is a must. Whether it's a moving target dangerous game at full charge or a fast breaking tactical situation at close quarters. When things are moving fast and you need to get on target in a hurry your sight has to work faster. No matter the lighting conditions weather conditions or terrain the ROMEO4 red-dot sight has you covered--when it counts. You can shoot with confidence with both eyes open on target yet aware of the situation at all times as it unfolds. And because it is a SIG SAUERA(R) you know the ROMEO4 is as tough and dependable as our firearms. Ballistic Circle Plex Graphite M1913 Rail Interface Torx And Qr Mounts 0.5 Moa Adj