Whatever the reason you shoot straight-wall cartridges (like the .450 Bushmaster, 350 Legend, and .45-70 Government), the Crossfire(R) 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(R) II line to help you fill those tags, year after year. Features: SD Optical System: High-quality optical system reduces chromatic aberration and delivers clean, bright, sharp images. Fully Multi-Coated Lenses: Anti-reflective coatings on all air-to-glass surfaces provide increased light transmission for greater clarity and low-light performance. Nitrogen Gas Purged: Gas purged and O-ring sealed for fogproof and waterproof performance in all conditions. Fast-Focus Eyepiece: Allows for quick and easy reticle focusing. Aircraft Grade Aluminum: Constructed from a solid block of aircraft-grade aluminum for strength and rigidity. Low-Glare Matte Black Anodize: Corrosion and wear resistant anodization provides low-glare matte surface and helps camouflage the shooter's position. Waterproof: Designed to withstand harsh weather conditions. Fogproof: Designed to withstand a wide range of temperatures. Shockproof: Designed to withstand the highest levels of recoil and impact. Specifications: Magnification: 3-9x Objective Lens Diameter: 50 mm Focal Plane: Second Focal Plane Reticle: Straight-Wall BDC (MOA) Eye Relief: 3.8" Field of View: 32.0' - 12.9' @ 100 yds Turret Style: Capped Tube Size: 1 inch Adjustment Graduation: 1/4 MOA Travel Per Rotation: 15 MOA Max Elevation Adjustment: 60 MOA Max Windage Adjustment: 60 MOA Parallax Setting: 100 yds. Length: 12.8" Weight: 18.4 oz