Expanding SIG's extensive line of tactical riflescopes to incorporate high- magnification capability the TANGO-MSR provides an incredible value for the recreational shooter. Featuring a first focal plane reticle 34mm maintube and included ALPHA-MSR aluminum scope mount shooters can maximize all of the benefits this high magnification optic has to offer without breaking the bank. - FEATURES: - High Performance 6x Optical System With Low Dispersion Glass - Integrated Thread-in Throw Lever For Quick Magnification Changes - Illuminated FFP Milling 2.0 Reticle With 6x Brightness Levels - Lay Flat Flip Back Lens Covers Included - Dependable waterproof shockproof and fog-proof performance - Includes 34MM ALPHA-MSR 1.300 Aluminum Mount - Specification - Magnification 3-18x - Objective Lens Diameter 50 mm - Weight 30.8 oz - Illumination Settings 6 - Maintube Diameter 34mm - Total Elevation Travel 110 MOA (SOTM63000) 33MRAD (SOTM63001) - Total Windage Travel 110 MOA (SOTM63000) 33MRAD (SOTM63001) - Travel Per Rotation 25 MOA - Eye Relief Low (IN) 3.54 - Eye Relief High (IN) 3.54 - Field of View Low (FT @ 100 Yards) 110.0 - Field of View High (FT @ 100 Yards) 18.3 - Diopter Adjustment Range +/- 2.5 - Internal Gas Purge Nitrogen - Mount Included Yes - Battery (1) CR2032 - Focal Plane First - Illumination Yes