Burris Fullfield TAC -30 4.5x-14x-42mm Tactical Riflescope Fullfield II Tac30 30mm tube variable power 4.5x-14x-42mm adjustable objective matte black ballistic mil-dot 1-piece tube construction, reinforced quad-seal gas seals and Hi-Lume Multi-coated lenses Water, fog and shockproof 30mm tube,tactical target turrets, adjustable objective Forever warranty