CVLIFE 3-9x40 Optics R4 Reticle Crosshair Scope with 20mm Scope Mounts, Black

100% New Specification: 3-9x40 Magnification: 3-9x Objective Diameter: 1.57 (40mm) Exit pupil: 0.2-0.67 (5.1mm-16.9mm) Length: 12.20(31cm) Weight: 0.76lb.(345g) Tube diameter: 1 (25.4mm) Waterp...