100 percent CNC machined aluminum, single pin sight features A.R.M.O.R sight pin technology, and yardage dial for rapid adjustment to the yard from 20-80 yards. Yardage scales are marked in one yard increments, and only require sighting in at 20 and 60 yards to select one of the included 52 color coded tapes. Comes with a 1 5/8" sight housing with 3 ft. of wrapped fiber optic. Tool-free micro adjust windage. Green sight ring for quick target acquisition . Includes DS tapes. Accepts lens kit B and HHA blue burst light.