One 30 mm body tube with Matte enrolled Black finish<br />The 30 mm main tube offers The incredible strength and allows for a greater range of windage and elevation adjustment<br />Oversized， target - style adjustment knobs with covers<br />Fully multicoated lenses for unsurpassed light transmission/contrast<br />AO - Side wheel focus adjustment<br />100% waterproof， fogproof and shockproof<br />Protective caps included<br />SPECIFICATION<br />Material: Aircraft - Grade Aluminum Alloy<br />Reticle Type: Differentiation<br />10 x Magnification: 3.5<br />Adjustable focal length from 20 yards to Infinity<br />Click the Value: 1 Click Windage = 1/2 MIN and elevation 1 Click = 1 MIN<br />The Field of View: 29.9-11.0 100 yds (ft)<br />Eye Relief: 3.3 to 2.7 inches<br />Objective Diameter: 40 mm<br />35 cm Length:<br />Weight: 855 g<br />': CR 2032 x 1 (NO Included)<br />PACKAGE that INCLUDED<br />1 M3 style 3.5 x 10 x50mm rifle scope<br />1 x protective cap set<br />2 x scope mounts for 20 mm rail