The idea behind the Buckmaster's rifle scope is to put the quality of Sig's electro optics, like the WHISKEY5, within a price point that practically any hunter or shooter can afford. This Buckmaster scope features 3-9X40MM magnification and a built into the reticle Bullet Drop Compensation (BDC) that's good out to 500 yards!Features: 3-9X magnification 50 mm objective lens diameter IPX7 Waterproof BDC holdover dots up to 500 yardsSig Sauer is one of the world-renowned firearms manufacturers and has a rich history of design and innovation leadership. The company is highly regarded and universally respected for the reliability, quality, and safety of all its products. Since 1864, SIG Sauer has expanded its product line in order to include optics, suppressors, and ammo, to provide customers with a broader range of firearms and other equipment.