Zeiss Carl Optical Inc Conquest Riflescope with Reticle 43 Target Turret (6.5-20x50 AO MC) High-performance riflescope with 6.5 to 20x magnification and 50mm objective lens Robust 1-piece tube body stands up to abusive recoil and demanding terrain Multicoated optics for better light transmission; large 3.5-inch eye relief Reticle 43 reticle with target turret; matte black finish Parallax adjustment; measures 15.6 inches; weighs 21.83 ounces