The 6354DO features the Automatic Locking System (ALS) and is specifically made for use with red dot optic-equipped weapons. This holster is available with an infrared signature reducing cordura nylon finish in several US military issue colors and camouflage. It also features a double leg strap leg shroud which includes mounting holes for optional accessories. The 6354DO incorporates the Safariland 3-hole pattern allowing the user to mount the holster in various configurations with the use of the quick locking system (QLS).Features:ALS (Automatic Locking System) secures weapon once holstered, simple straight up draw once release is deactivatedOpen top design without SLS for quick retrieval of weaponFor use with red dot optic equipped weaponsCordura nylon wrap finish reduces Infrared (IR) signatureSafariLaminate thermal molded construction protects handgun and sightAdjustable vertical leg strapStandard double strap leg shroud with mounting holes for optional accessoriesLeg strap features silicone strip for non slip tractionSuede lined to protect handgun's finish