Built for experienced tactical and target shooters, the Crimson Trace Hardline Pro combines versatile 1-6x zoom with premium glass and superior lens coatings to deliver the ultimate Tactical Scope. High-quality ELD (extra low disperion) glass is fully multi-coated for the ultimate in clarity, contrast and light transmission, and the aerospace-grade aluminum main tube won't add any unnecessary weight to your rifle. The Hardline Pro is nitrogen-purged, 100% waterproof, fogproof, and ready for bad weather and rugged environments. Nice features like exposed zero-reset turrets, side parallax adjustment, and generous eye relief complete the package. And it's all backed by the Crimson Trace Lifetime Protection Guaranteed Warranty. ELD extra-low dispersion glass delivers superior clarity and light transmission Fully multi-coated optics to enhance contrast and color fidelity Illuminated CT Custom Competition reticle provides fast target acquisition and excels in low light Side parallax adjustment 30mm aerospace-grade aluminum tube 100% waterproof, shockproof and nitrogen purged Exposed zero-reset turrets for easy return to zero 1/4 MOA adjustments Backed by the Crimson Trace Lifetime Protection Guaranteed Warranty Order today!