Building upon SIG SAUER’S lineage of innovative hunting optics the all-new WHISKEY4 lineup gives the modern hunter a broad spectrum of rugged 2.5 to 10 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 this WHISKEY4 lineup includes the second focal plane QUADPLEX reticle. In addition to the waterproof and fog-proof performance provided by gas-purged lenses each WHISKEY4 riflescope comes with factory-installed flip-back lens covers that maintain accessibility while keeping your optic protected. – Precise and tactile 1/4 MOA adjustment – Second focal plane QUADPLEX reticle – Superior optical design with 10x magnification range – Includes flip-back caps and removable throw lever – Specifications – Magnification 2.5-10X – Objective Lens Diameter 42 mm – Weight 22.3 oz – Maintube Diameter 30mm – Total Elevation Travel 80 MOA – Total Windage Travel 52 MOA – Travel Per Rotation 15 MOA – Parallax Setting Variable – Eye Relief Low (IN) 4.0 – Eye Relief High (IN) 3.7 – Field of View Low (FT @ 100 Yards) 40.2 – Field of View High (FT @ 100 Yards) 9.6 – Diopter Adjustment Range +/- 2.5 – Internal Gas Purge Nitrogen – Objective Outer Diameter 42 mm – Color Black – Mount Included No – Focal Plane Second – Reticle Quadplex – Illumination No