Hammers 4x20CR is a high-quality reproduction of the original Colt Sporter 4x scope with carry handle mount. While maintaining the original specifications, the scope has been upgraded with much better optics created by more up-to-date technology, and with attached flip rubber caps for better protection of the lens. The bottom of the scope has an opening that allows the use of iron sights while the scope is mounted. Features: Eye Relief: 3.35inch/85mm Field of View: 210ft@1000yards Reticle: Wire Crosshair Adjustment Graduation Value: 1moa Parallax Setting: 200yards Length: 5.88 inches Finish: Anodized flat black Package Contents: (1) 4x20CR scope Front and back rubber flip caps Lens cloth