Nightforce ATACR Rifle Scope 5-25x56 - ZeroStop - .1 Mil-Radian - Mil-R Internal Adjustments: Elev- 120MOA/34.9 MIL, Wind-80MOA/ 17.45MIL Tube Diameter: 34mm Eye Relief: 3.54" Mounting Length (inches/mm): 6.13/156 Weight (ounce/gram): 38/1077