The CenterPoint 6-20x50mm R/G TAG (Trajectory Aiming Guide) scope offers reliability to satisfy even the most demanding hunters and shooters. The CenterPoint scope features a red/green dual illuminated TAG reticle with adjustable brightness for changing light conditions This scope comes standard with the new TAG bullet drop compensating (BDC) reticle and can easily be calibrated to any bullet/load combination and accommodate distances out to 600yds. Featuring crisp, clear optical systems, specially formulated multi-coated lenses and rugged one-inch tubes. The CenterPoint TAG Scope is 100 percent waterproof, fog proof and shockproof, and it also comes complete Picatinny Rings and lens covers.