The Trijicon ACOG ECOS is the ultimate sight for both Close Quarter Battle (CQB) situations and longer distance shooting where accuracy and pinpoint bullet placement are required. This dual-sighting system gives the shooter a distinct tactical advantage with the option of either the Trijicon ACOG or RMR Type 2 sight. With the quick target acquisition of the RMR Type 2 Sight or the precise aiming capabilities provided by the magnified 4 power Trijicon ACOG- the shooter has the ability to select the proper aiming solution for the situation at hand- truly the best of both worlds. Developed to improve precision and accuracy with any style or caliber of weapon, the Trijicon RMR (Ruggedized Miniature Reflex) Type 2 is designed to be as durable as the legendary ACOG. The RMR Type 2 is an LED sight powered by a standard CR2032 battery. Housed in rugged forged aluminum, the RMR Type 2 is extremely tough yet lightweight. Easy-to-use adjusters with audible clicks allow for quick w...