Check the listing for details. Vortex VMX-3T - 3X Magnifier with Flip Mount. Color: Black, Condition: New. Listed at 199.00 USD. VMX-3T MAGNIFIERSimple, fast, effective—the VMX-3T Magnifier will work with any of our red dots but it is not recommended for use with the prism scopes. The push-button design of the VMX-3T engages and disengages the flip-mount, allowing the magnifier to lock in place. The result, 3x magnified or unmagnified views at will. Optics are fully multi-coated for optimal light transmission. Lightweight and tough; hard-coat-anodized machined-aluminum construction ensures durability. Internally nitrogen purged for reliable waterproof/fogproof performance. Ultimate magnified versatility for virtually any rifle height red dot sight. Allows for lower 1/3 or absolute co-witness mounting heights and is ideal for shooters who want to increase the effective range of their red dot sight.OPTICAL FEATURESFully Multi-Coated LensesIncrease light transmission with multiple anti-reflective coatings on all air-to-glass surfaces.CONSTRUCTION FEATURESWaterproofO-ring seals prevent moisture, dust, and debris from getting inside the tube for reliable performance in all environments.FogproofBarrels are filled with nitrogen gas to inhibit internal fogging.Matte Black FinishHard-coat anodized for durability.Included in box: Flip Mount Magnification3 xEye Relief2.2 inchesField of View38.2 feet/100 yardsTube Size30 mmLength4.3 inchesWeight11.9 oz