reliability and value. All SLx optics undergo rigorous field-testing during development to best serve you in any environment.The Primary Arms 4-14x44mm rifle scope was our first step into first focal plane (FFP) optics and remains one of the most cost-effective options on the market. Having a reticle stay 'true' through the entire magnification range opens a world of possibility for hunters, marksman, and competitors everywhere. Add in "built like a tank" construction and a lifetime warranty, and it's easy to see why this scope is so popular.Features: First Focal Plane reticle stays true at all magnifications High strength aircraft grade aluminum body 30mm main tube compatible with your favorite rings and mounts Tactile and audible 1/10 MIL windage and elevation adjustments Exposed tactical style turrets with Zero Reset Shockproof, waterproof, and fog resistant Parallax adjusts from 15 yards to infinity! Excellent glass clarityAt the heart of the 4-14x44mm rifle scope is our first focal plane MIL-DOT or ACSS-Orion reticle.A scope that won't hold up to real world use won't do any good, so we built our 4-14x44mm FFP tactical rifle scope to last with a heavy-duty aircraft grade 6063 aluminum body and 30mm main tube. Waterproof, shockproof, and fog resistant, this scope is perfectly at home on an AR-15 or your favorite hunting rifle. Even better, the MIL/MIL turrets track correctly through their full 17.5 MIL adjustment range, allowing for confident adjustments for shooters who prefer to count their clicks. With clear glass, heavy duty construction, and a true first focal plane reticle that can be leveraged at every magnification, the 4-14x44mm rifle scope from Primary Arms offers shooters a versatile and effective rifle scope, covered by our lifetime warranty!