Free Express Shipping! Vortex 4-12x50 AO Crossfire II Riflescope (Dead-Hold BDC) 4.0-12.0x Magnification, 50mm Objective, Fast Focus Eyepiece, Nitrogen Purged Interior, Fully Multicoated Optics, Capped/Resettable W/E Turrets, 1/4 MOA Windage/Elevation...