Vortex Crossfire II 3-9x 50mm Rifle Scope - Dead-Hold BDC - Whatever the reason you shoot straight-wall cartridges (like the .450 Bushmaster, 350 Legend, and .45-70 Government), the Crossfire II 3-9x50 Straight-Wall is built to help you get the most out of these classic cartridges. With a Bullet Drop Compensator (BDC) reticle optimized for straight-wall hunting, you'll enjoy accurate holdovers and rapid target acquisition. The one-inch tube provides an ideal combination of adjustment, size, and weight for a variety of hunting scenarios, and of course, you can count on the workhorse value of the Crossfire II line to help you fill those tags, year after year.