Hawke Airmax 4-16x50 SF FFP AMX IR. The FFP AMX IR reticle offers multiple aim points when shooting at longer distances. Half mil dot spacing on the lower post provides increased aim points for long shots. Extremely clear wide angle view with illumination, if required. Fast focus eyebell with easy side focusing with removable side wheel on a 30mm mono-tube chassis. Nitrogen purged. Shockproof. Waterproof. Fog proof.