Trijicon Reflex 4.5 Moa Polarizing Filter And Dust Cover Trijicon Reflex RX01NSN 4.5 MOA Amber Dot with Flattop Mount Trijicons technologically advanced Reflex sights offer shooters the perfect combination of speed and precision under virtually any lighting conditions A bright aiming point in low light, no or bright lightQuick target acquisition and pinpoint accuracyBig sight picture and realistic colorBuilt to be toughDesigned for both-eyes-open shooting Includes 1 Reflex Flattop Receiver Mount(RX14) 1 Polarizing filter(RX20) 1 Dust cover (RX21) 1 Lenspen (LENSPEN) 1 Trijicon Logo Sticker(PR15) 1 Reflex Manual 1 Warranty Card With flattop adapter