Westhunter HD Series Side Wheell Alumunium Include Mounting Non IR Recticle HK sunHide Ready Warna TAN Magnification: 4x-16x Objective diameter: 44mm/1.73in Length: 31.8cm/12.5in Weight: 575g/20.28oz Diameter: 30mm/1.18in Adjustment amout: 1click 1/10MIL Parallax Compensation: 15yds-∞ Exit Pupil Distance(mm): 96 Position of Reticle: Second Focal Plane Coating: FMC Shock Proof: Yes Water Proof: Yes Fog Proof: Yes