Great Product
Maximize the performance of your firearm with the NcStar Tactical 4x20 air scope. Equipped with multicoated lenses that provide a crisp sight and a lightweight body, the scope is always ready for action.
Specifications

Magnification: 4x
Tube diameter: 0.75 inches
Objective diameter: 20mm
Field of view: 26.2 feet @ 100 yards
Eye relief: 2.5 inches
Exit pupil: 5mm
Reticle: Plex
Click value: N/A
Lens coating: Blue
Mount included: Dovetail rings
Exterior finish: Matte black
Length: 7.88 inches
Weight: 3.35 ounces