ARIZONA DEPARTMENT OF CORRECTIONS (AZ DOC) DUTY HOLSTER. ONLY AUTHORIZED DUTY HOLSTER FOR THE DEPARTMENT. 6360 ALS/SLS Mid-Ride LEV 3 Duty Holster Safariland's most popular Duty Holster, the Safariland Model 6360 Holster. The 6360 Level III Retention Holster features the Safariland Automatic Locking System (ALS). The Automatic Locking System uses an internal locking device to retain the weapon securely in the holster in any direction. The 6360 holster features the 6070UBL, a mid-ride belt loop that allows the holster to ride close to the body. Safariland 6360 ALS Level III Retention Holster Features: Level III Retention. Level IV Retention with optional Sentry installed. ALS Automatic Locking System secures weapon once holstered. Hood Guard is standard on 6360 holsters. Slim, compact design allows weapon to ride close to body. Simple straight up draw once all releases are de-activated. Includes Hood Guard, optional Sentry available. Mid Ride belt loop.