Vortex Crossfire 4-12x50 BDC AoVortex Crossfire 4 12x50 BDC AO Riflescope The Vortex Crossfire 4 12x50 BDC AO riflescope delivers clarity, durability, and brightness for variable range hunting and precision shooting. Built to exceed the performance standards of similarly priced scopes, this redesigned model features longer eye relief, a fast focus eyepiece, and fully multi coated lenses that maximize light transmission from dawn until dusk. With a Dead Hold BDC reticle and