Constructed from a solid block of hard-anodized, aircraft-grade aluminum for strength and rigidity, the Vortex Crossfire II Hog Hunter 3 - 12 x 56 Riflescope features fully multicoated optics with antireflective coatings on all air-to-glass surfaces to help increase light transmission. This riflescope is nitrogen purged and O-ring sealed for waterproof and fog-proof performance, and its rugged shockproof construction withstands recoil and impacts. V-Brite reticle with a red illuminated center dot. Capped reset turrets.