Kahles Demo Products Kahles demo products have been slightly used for display or demonstrations by Kahles during outdoor industry events. They may exhibit minor cosmetic imperfections that will vary from demo product to product. Kahles demo products and their included accessories are guaranteed by Kahles to operate to the standards for a new product. In rare cases, one or more accessories may be missing. All Kahles demo products are covered by the Kahles Limited Lifetime Warranty (View Warranty). The K318i from Kahles delivers optical performance unmatched by other scopes with the ultrashort design. The views are sharp throughout the entire magnification spectrum due to its truly masterful engineering. To achieve this great feat, Kahles delved into a long-term commitment to research and develop the latest technologies. The complex lens, system, the special glass, and the innovative etching technology are all results from the in-depth research and development. The K318i offers a wide field of view and high contrast images that set new standards for ultrashort riflescopes. Innovative, Twist Guard windage Precise and clearly defined mechanism Exceptional repeat accuracy Large adjustment range E/W (3.0/2.4m/100m) Parallax wheel integrated in the elevation turret Zero Stop