HHA OL-5519 Optimizer Lite .019 5500 Sight (Black) Sight in at 20 & 60 yards and you're dialed in from 20 to 80, in 5 yard increments Sight Housing: 1 5/8" Fully protected fiber optics Tool-free adjustments Fiber Length: 5 ft Color is black Includes sight .019 100-Percent machined aluminum Green sight ring A.R.M.O.R. sight pin technology