Vortex Crossfire 6-18x44 BDC AoVortex Crossfire 6 18x44 BDC AO Riflescope The Vortex Crossfire 6 18x44 BDC AO riflescope delivers clearer, tougher, and brighter performance in the field. Built to exceed the standards of similarly priced scopes, this redesigned optic pairs longer eye relief with a fast focus eyepiece and fully multi coated optics for dependable accuracy across varied lighting and distances. Designed for real world use, the Crossfire employs an aircraft grade