Check the listing for details. Vortex Micro 3x Magnifier w/ Quick Release Flip Mount V3XM. Color: Black, Condition: New. Listed at 299.00 USD. Next level 3X magnification versatility when you need it for your red dot or holographic sight in an ultracompact, lightweight, and optically crisp package. Integrated quick-release allows fast attach/detach while camlock engages/disengages magnifier with direct pressure. Adjustable flip mount allows for right or left-handed use. The Micro3x Magnifier will work with any of our red dots. The Micro3x will not work with prism scopes. Micro3x mounts at absolute co-witness, or Lower 1/3 co-witness Fully Multi-Coated Increase light transmission with multiple anti-reflective coatings on all air-to-glass surfaces. Shockproof Rugged construction withstands recoil and impact. Waterproof O-ring seals prevent moisture, dust and debris from penetrating for reliable performance in all environments. Fogproof Nitrogen gas purging prevents internal fogging over a wide range of temperatures. Flip-Up Mechanism Quick flip up/down mechanism can be oriented to flip-up to the left or right. Nitrogen Gas Purged Gas purged and o-ring sealed for fogproof and waterproof performance in all conditions. Included in the Box Rubber lens cover Lens cloth 3mm Hex Tool Lower 1/3 co-witness shim Magnification 3x Objective Lens Diameter 22 mm Eye Relief 2.64 inches Linear Field of View 38.2 feet @ 100 yds Angular Field of Vie 7.28 degrees Length 2.9 inches Weight 9.55 oz