The Kahles K318i means optical and mechanical perfection packed into an ultrashort design. With precise illuminated reticles in first focal plane, sharply defined throughout the entire magnification range and the unique TWIST GUARD windage. Kahles scopes also feature a unique parallax wheel that is integrated into the elevation turret, allowing it to be visible and easily adjusted with right or left handed shooters. The innovative TWIST GUARD windage prevent accidental windage adjustment when the scope is bumped into something or when removing your rifle from the case. Using some of the latest technology the K318i seamlessly blends high quality optic performance with nearly unmatched Mfg: Kahles