The Sig Sauer ROMEO7S 1x22mm Red Dot Sight is compact performance you can trust. This lightweight, compact red dot sight by Sig Sauer features high-performance lens coatings for excellent light transmission and dot contrast in any situation. With the ROMEO7S you can choose from a 2 MOA red or green dot, controlled via an intuitive user-facing rotary dial. SIG SAUER MOTAC technology combined with a AAA battery provides up to 50,000 hours of run time. The compact size and weight of the ROMEO7S with unlimited eye-relief and parallax-free operation make it ready for any mission. Includes a half-inch hex mount for 1.41” and 1.63” sight heights. It includes slipcover and see-through flip backs. The housing and mount are made of aircraft-grade aluminum.