Ready your rifles with a versatile Mark 4HD. We took the legendary performance of its predecessors and gave it a slimmer maintube that's been packed full of professional-grade features. Whether you're a dedicated enthusiast or a seasoned expert, the Mark 4HD's optical clarity and lightweight design will get the job done at the range or in the field.Specifications and Features: Tube: 34mm Elevation Adjustment Range (MOA): 70 Windage Adjustment Range (MOA): 45 Elevation Adjustment Value per Click: 1/4 MOA Magnification Max: 32 Magnification Min: 8