Element Optics Helix HDLR 2-16x50 SFP, APR-1C MOA Reticle, 30mm Tube 30mm tube 50mm objective Tool-free exposed elevation turret Capped windage turret Hard mechanical elevation zero-stop Aircraft-grade aluminum construction 8X magnification system 4" eye relief 8.5-3.1mm exit pupil Field of view: 20.2-2.51m @ 100m Elevation range: 100 MOA, in 1/4 MOA increments Windage range: 45 MOA, in 1/4 MOA increments 15 MOA per turret revolution Side parallax: 10yds to infinity Removable magnification throw lever APR-1C SFP (second focal plane) MOA illuminated reticle Fully multicoated lenses with ED glass Waterproof, shockproof, fogproof Nitrogen purged Includes lens caps, lens cloth, and sunshade Length: 13.39" Weight: 27.1oz Platinum Lifetime Warranty