Sniper 4-16x40 Hunting Rifle Scope/Fully Multi-Coated Lenses/Mil-Dot, Red Green Blue Illuminated Reticle/Fog, Waterproof/Shockproof Sniper Precision Hunting Rifle Scope 4-16X40, with many Easy-to-use features A scope that will grow with you in experience, from beginner to Marksman level Superior Multi-Coated lenses for reduction of glare and reflection, while maximizing light transmission for ultimate image brightness and clarity from edge to edge Constructed with Single-Piece of premium Aircraft-Grade Aluminum Alloy with 30mm tube diameter body, Cardan joint design, hardened Anodized Black Matte finish for extra durability Fog and Waterproof Lenses in a Shockproof body, Argon Purged housing, that is Completely Sealed with o-rings