This riflescope has main tube diameter 30mm and overall diameter of the objective bell is 24mm.

• 30mm Monotube, Direct Adjust 1/2MOA, Wide F.O.V, Extreme Clear & Edgeless Image.

• Parallax Set at 50 Yds, Turret Lock System, 4.5-3.7" Eye Relief, Etched Center Dot Illuminated Reticle.

• Magnification: 1-5x
• Objective Lens Dia: 24mm
• Ocular Lens Dia: 33mm
• Ocular Lens Length: 80mm
• Exit Pupil: 16.0-5.2mm
• Optics Coating: Fully-multi coated
• Field of View: 73.3-19.9 feet@ 100 yds
• Eye Relief: 115-95mm / 4.5-3.7in
• Length: 260mm / 10.2in
• Weight: 425g / 15.0oz
• Tube Dia: 30mm monotube
• Click Value: 1/2MOA
• Elevation Range: 60 MOA
• Windage Rang: 60 MOA
• Parallax Setting: 50 Yds
• Reticle: Etched VFD-2
• Finish: Black Matte
• Illumination: 11 levels red
• Battery: CR2032
• Length of middle turret part: 36mm / 1.4 in
• Distance between middle turret parts to power ring: 48mm / 1.8 in
• Turret lock system, pull up for adjustment, press down for lock
• Shock tested to 750g, water resistant
• Fully nitrogen purged to eliminate any fogging of the lenses internally
• High quality 6061 T6 aircraft grade aluminum
• Diopter compensation from fast-focus eyepiece (+2 to -2)
• Including items: one pair of 30mm weaver scope rings, lens caps and cleaning cloth etc.