Nikon’s ProStaff Series riflescopes have proven themselves to be outstanding optic in the hands of a no-nonsense hunter. Using Nikon’s fully multicoated optical system these riflescope will deliver a bright, crisp, and high contrast sight picture. Nikon ProStaff are available in magnification levels 2-7x, 3-12x, and 4-12x—additionally all scopes come standard with spring loaded instant zero-reset turrets. Features of the Nikon ProStaff P3 Series RiflescopesFully Multicoated Optics with multiple layers of ant-reflective coating on all air-to-glass surfaces maximizes light transmission, brightness and contrastGenerous, Consistent Eye Relief keeps your brow safe3x Zoom Ratio offers flexibility for a variety of hunting situationsWaterproof O-ring sealed to prevent moisture from entering bodyShockproof body shrugs off hard recoil and rugged useNitrogen purged using nitrogen gas for total reliability against thermal shock and internal foggingOne-Inch diameter main body tubeCompatible with Nikon's Spot On Custom TurretsQuick Focus Eyepiece has a smooth-turn aluminum ring with rubberized eye guard that allows crisp reticle focus and quick target acquisitionSpring-Loaded Instant Zero-Reset Turrets for both Windage and Elevation knobs can be reset to "zero" after sighting-in for easy reference when making field adjustments Nikon PROSTAFF P3 3-9x40 Silver BDC Riflescope 16592