Engineered for carbine platforms, the rugged, compact and combat-ready Mark 4 HAMR(C) is designed for precise mid-range distance marksmanship and fast target acquisition in bright daylight, low light and at night. 6061-T6 Aircraft Quality Aluminum DiamondCoat Dual Use Generous Eyebox Lockable Fast-Focus Eyepiece Proprietary Nitrogen Fill Process Xtended Twilight Lens System ** BLEMISHED products may or may not include accessories. Image may not represent the exact product number.