The Vortex Optics RECCE PRO stand out from the competition with a HD glass, MRAD milling reticle. It&';s no wonder that it is so popular amongst military personal. Additionally, the RECCE is Water and fog proof and weighs in at 11 ounces, making it ready to handle in any environment that you are operating in. RANGING RETICLE This reticle uses MRAD-based subtensions and includes silhouettes for quick ranging. The angular measurements allow you to calculate ranges when comparing the reticle to objects of known distance.