The Safariland 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. 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 deactivated Open-top design without SLS for quick retrieval of weapon For use with red dot optic-equipped weapons Cordura™ nylon-wrap finish reduces Infrared (IR) Signature SafariLaminate™ thermal-molded construction protects handgun and sights Standard male QLS fork included for mounting to existing holster platforms Suede lined to protect handgun's finish SPECIFICATIONS Finish: Multicam Model: Glock 17, Glock 22 Hand: Right Hand Weaponlight: ITI M3, Streamlight TLR-1, Surefire X200, Surefire X300, Surefire X300U, Surefire X300V, Inforce APL, Nightstick TWM-350, Nightstick TWM-350S, Nightstick TWM-850, Nightstick TWM-850S Optic: Trijicon RMR, Dr. Optic, JR Enterprises J Point, Vortex Viper, Burris FastFire, Vortex Venom & More Includes QLS Fork