Blackhawk's Level 3 retention holsters have long been the standard for law enforcement duty use. Fits all Blackhawk injection-molded. Featuring SERPA patented Auto-Lock technology; passive retention detent adjustment screw; thumb-activated Pivot Guard for additional security; full-length holster body protects rear sights and L-shaped button which is optimized for security and performance. Includes innovative Jacket Slot Duty Belt Loop.