The Safariland Model 6365 ALS Low-Ride Holster provides Level III Retention in a duty holster. The Automatic Locking System (ALS ) builds on the foundation of the Self Locking System (SLS). It locks the weapon in all directions upon holstering, its operable with the thumb, and the weapon can be drawn straight out of the holster with no twisting required. Product Features ALS (Automatic Locking System) secures weapon once holstered SLS (Self Locking System) Rotating Hood Level IV Retention with optional Sentry installed Slim, compact design allows weapon to ride close to body Simple straight up draw once all releases are deactivated