Incorporating the best features of the Mark 4 M3 and VX-III scopes, this riflescope features M3-style adjustment dials that are specially calibrated and interchangeable for bullet drop compensation. Adjustment increments of 1 MOA elevation and 1/2 MOA windage allow for easy adjustment. A side parallax adjustment dial allows parallax elimination from a shooting position. Specifications: Actual magnification: 3.2 (3.5x), 9.5 (10x) Length: 13.5 Eyepiece length: 3.2 Objective length: 4.3 Objective diameter: 1.8 Eyepiece diameter: 1.6 Tube diameter: 30 mm Weight: 19.5 oz. Eye relief: 4.7 (3.5x), 3.4 (10x) Objective lens diameter: 1.575 Max. adjustment at 100 yds.: 65 FOV at 100 yds.: 29.9' (3.5x), 11' (10x)