Simple, fast, and effective. The flip-to-side picatinny rail mount to allow you to shoot either 1X or other 1.5-5X magnification by simply pushing the magnifier to the side. Designed to work with absolute co-witness red dot sights (Does fit lower 1/3 co-witness height).The rugged steel mount prevent your optic from losing zero, even with rough handling and adverse conditions. Adjustable magnification from 1.5x to 5x. Quickly transition between short-range and long-range shooting scenarios.