Competitive shooters and tactical operators prepare for serious state-of-the-art technology. Xtr II riflescopes feature a five-times zoom system, 25% thicker tube construction, dimensionally-matched precision adjustment knobs, and zero click stop technology. Superb, high-performance optics offer high-lumen multi-coated lenses, optimizing target resolution, contrast, and low-light performance. All hand-fitted internal assemblies are triple-spring tensioned for absolute shock-proofing, even under severe recoil, and vibration resistant, even on extended vehicular patrols. True to brand principles, Burris XTR II scopes deliver far more than the modest-for-category price Tags, and are protected Forever with the Burris unconditional Forever warranty..