Safariland 6390RDS STI International Staccato HD 4in Mid-Ride Level I Retention OWB Belt Holster Right Cordura Duty Black. This open-top holster features the Automatic Locking System (ALS) an internal locking device that retains the weapon in all directions with no straps or snaps to manipulate. Once the weapon is holstered it locks into place. The holster is completely operable with the thumb and once the ALS is deactivated a simple straight-up draw is used. Features a mid-ride belt loop that is rides close to the body. Specifications for Safariland 6390RDS STI International Staccato HD 4in Mid-Ride Level I Retention OWB Belt Holster: Manufacturer: Safariland Color: Black Gun Make: STI International Gun Model: STI International Staccato HD Barrel Length: 4 in Hand: Right Holster Type: Outside the Waistband Holster Belt Holster Holster Material: SafariLaminate Light/Laser Attachment: SureFire X300U Yes Accessory Attachment System: Belt Attachment Type: Belt Loop/Slot Holster Size: Regular Application: Duty Quantity: 1 Fastener/Closure Type: ALS - Automatic Locking System Condition: New Age Group: Adults Retention Level: Level I Gender: Unisex Features of Safariland 6390RDS STI International Staccato HD 4in Mid-Ride Level I Retention OWB Belt Holster ALS (Automatic Locking Systems) 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. SafariLaminate thermal-molded construction protects handgun and sights. Package Contents: Safariland 6390RDS STI International Staccato HD 4in Mid-Ride Level I Retention OWB Belt Holster What firearm models does the manufacturer say Safariland 6390RDS STI International Staccato HD 4in Mid-Ride Level I Retention OWB Belt Holster is compatible with? The manufacturer suggests that Safariland 6390RDS STI International Staccato HD 4in Mid-Ride Level I Retention OWB Belt Holster is compatible with STI International Staccato HDSafariland 6390RDS-4582-781: 6390RDS STI International Staccato HD 4in Mid-Ride Level I Retention OWB Belt Holster Right Cordura Duty Black