Meprolight R4E OPTIMIZED DUTY SIGHTS FOR GLOCK GREEN 122243101

The Mepro R4E sight was designed to improve target acquisition time—a life-saver in defensive shooting situations. The lightweight, yet durable, Optimized Duty Sight features five key—three vertical, two horizontal— elements for sight alignment. The rear sight features two horizontal lines and one vertical line, which line up with the vertical line and the highly visible tritium dot on the front sight.