The green chevron reticle is designed to be zeroed using the tip at 100 meters. The width of the chevron at the base is 5.53 MOA, which is 19 inch. at 300 meters. This allows range estimation for silhouette targets. Features dual illumination. Fiber optics provides daylight illumination and tritium illuminates the reticle at night. The ranging reticle is calibrated for 5.56/.223 cal. flattop rifles out to 800 meters. A combat-proven veteran you can trust! Features & Benefits678092_UVP_ts Ranging reticle is calibrated for 5.56/.223 cal. flattop rifles out to 800 meters Battery-free tritium/fiber optic illuminated green reticle Automatically adjusts the brightness Forged 7075-T6 aircraft-aluminum-alloy housing Multi-coated glass lenses provide superior clarity Combat proven Shock-resistant, passes U.S. military drop test Waterproof to 328' Nitrogen filled prevents fogging Limited lifetime mgr's warranty Includes TA51 Flattop Mount, Scopecoat, LENSPEN, and Lanyard Assembly for adjuster caps Order today!