After a rigorous selection process"" the United States Marine Corps selected this Colt Rail Gun(R) as their Close Quarters Battle Pistol (CQBP). It has Novak Tritium front and rear 3 dot night sights. A Dual Recoil spring system reduces felt recoil while extending recoil spring life. Other features include Decobond(TM) Brown Coating for increased durability and a M1913 Picatinny Rail for mounting accessories.