UTG 4-40 1" Full Size RGB Lighted Mil-dot Scope Adj@100Yds Revolutionary Triple S Structure (Smart Spherical Structure) TS Construction for the Most Effective Telescopic Functions 5" Extended Eye Relief and Great Field Of View Mil-Dot Range Estimating Reticle Target Turrets with Zero Reset Feature Dynamic Scope Body Design Featuring Side Wheel Red/Green Illumination Rheostat Quick Aim and Instant Lock On Targets from 7 to Hundred Yds Built-In Integral Sunshade Complete with Great Quality Accushot 1" Tactical Picatinny Rings