BSA HANDGUN SCOPE 2X20MM

DUAL-X BLACK MATTE Magnification: 2XObj. Lens Diameter: 20mmExit Pupil Range: 10mmField of View @ 100 yards: 25Optimum Eye Relief:11-20 in.Parallax Setting:50 yardsClick Adjustment Value: 1/2Adjustment Range: 45-45Weight:7.5 oz.Features:-1" tube-Long eye relief-Solid one-piece tube