The 40Mm 5.8-40×56 Crusader Is The Scope That None Can Compete With! This Marvel Of Optical Engineering Boasts The Following New And Innovative Features: Low Dispersion “Ld” Schott Glass, 30 Mil Of Adjustment, The Incredible Mid Tube Parallax Adjustment Offers A Crystal Clear Image As Close As 21 Feet @ 40X Power, 7X Zoom Magnification Range, Wide Angle Fov, Great Eye Relief, Razor Sharp Clarity, True Natural Colors, 100 Click Per Turn Exposed Turret With Secondary Point Of Impact Indicator And Fast Focus Ocular. As An Option, We Offer Interchangeable Bdc Turret Rings For .223, .308, .338 Lapua And .50 Bmg. Premium Tactical Rings And Sunshade Included!