UTG Single Rail/1-Slot &nbsp;Angle Mount w/QD Lever Mount Tight Tolerance Control with Anti-rotation Feature to Guarantee Most Positive and Repeatable Zero and Re-zero Capability Precision Machined From Aircraft-grade Aluminum Alloy with Anodized Black Matte Finish Smart Rail for Versatile Accessory Placement at 45 Degree Angle to Allow for Instant Aiming, Switching Between Iron Sight, Optical Sight, Laser and/or Flashlight Robust and User Friendly Ergonomic Quick Detach/Lock Lever Mount, Fully Adjustable to Fit on Any Picatinny Rail Overall Low Profile Crocodile Design and Light Weight Machine Cut for Optimal Tactical Applications