The one that revolutionized long range hunting. It incorporates the ballistic compensating turret with the simple, yet powerful wind hold HuntSmart reticle (U.S. patent 8365455).Features:Patented RFBC Turret System with HuntSmart Reticle;Glass etched second focal plane reticle protected between two layers of glass;Fast-focus eyepiece;Grooved and bedded lenses with proprietary adhesive for maximum recoil tolerance;Heavy-duty one-piece aircraft aluminum body for ultimate durability;Fogproof, shockproof and waterproof construction;Adjustable zero index ring;Adjustable parallax knob