Hi-Lux Optics Uni-Dial Series 4-16x50mm Riflescope Mil Dot Reticle, Matte Black 10 Zero point turret indicators allow for programmable ranges for 10 repeatable zero points Solid 1piece 30mm tube construction with enlarged erector tube housing 4/12 inch extended sunshade and flip-up lens covers limited lifetime warranty Magnification 4-16x Fully multi-coated lenses water-proof shock proof fog proof Mil dot reticle