Choose superior precision with unmatched accuracy with the Sig Sauer® Whiskey4 4-16x44mm MOA Milling Hunter 2.0 Reticle Rifle Scope. Factory-installed flip-back lens covers provide quick accessibility while protecting your optic when it's not in use. A durable aluminum body combines with a Mil-Spec hard anodized corrosion-resistant finish to offer unmatched durability that's perfect for virtually any hunting environment. Precise and tactile 1/4 MOA adjustments provide quick and intuitive use while the magnification throw lever and locking zero-stop elevation turret help to remove the guesswork when that trophy buck walks into your crosshairs. The first focal plane Milling Hunter 2.0 reticle provides quick and intuitive target acquisition while proprietary LensArmor™ and LenShield™ coatings provide extreme durability and shed water, oil, and other gunk for a clear sight image at all times. Ultra-wide broadband and anti-reflection SpectraCoat™ lens coating reduces surface reflections and provides superior light transmission ensuring a bright sight picture wherever you go and Sig Sauer's HDX™ glass lenses combine high definition and high transmittance glass to create ultra-high resolution and light transmission for a crisp and clear sight picture in almost any environment. Operates on one CR2032 battery (included). IPX-6 waterproof and fogproof. Backed by Sig Sauer's Lifetime Guarantee™ lifetime warranty.