Building upon Sig Sauer's lineage of innovative hunting optics, the all-new WHISKEY4 lineup gives the modern hunter a broad spectrum of rugged 4:1 variable power riflescopes designed to outperform season after season. Delivering quick and intuitive adjustments with a removable magnification throw lever and locking zero-stop elevation turret, the WHISKEY4 negates the need for any guesswork when the adrenaline spikes. Capable of delivering a crystal-clear image, even at high magnification, the WHISKEY4 lineup includes front and second focal plane configurations. In addition to the waterproof and fog-proof performance provided by Argon gas-purged lenses, each WHISKEY4 riflescope comes with factory-installed flip-back lens covers that maintain accessibility while keeping your optic protected. Specifications: Focal Plane: Front Reticle: MOA Milling Hunter 2.0 Adjustment Increments: 0.25 MOA Weight: 22.6oz Maintube Diameter: 30mm Travel per Rotation: 25 MOA Field of View @ 100 Yards Low: 26.9ft High: 6.7ft Eye Relief Low: 3.9" High: 3.5" Exit Pupil Low: 11.5mm High: 2.9mm Diopter Adjustment Range: Plus or Minus 2 Waterproofing: IPX 6 Internal Gas Purge: Argon Illumination Settings: N/A Total Elevation Travel: >80 MOA Total Windage Travel: >80 MOA Battery: N/A Objective Lens Diameter: 44mm Color: Black Magnification: 4-16x Illumination: No