Flip up sights deploy instantly to keep you operational if the primary sight system on your flattop AR-15 fails or loses effectiveness in low light conditions. Push-button controlled, positive locking, ball-detent system snaps sights firmly into position when you need them and locks them down when you don't. Folded sights allow a completely unobstructed view through optics and won't snag on brush, clothing, or gear. Large, spring-loaded button is easy to find and operate, even under stressful conditions. Protective hood over front sight posts and ears around rear sight aperture guard against damage during rough handling. Rugged, machined steel and aluminum construction will st Mfg: Precision Reflex, Inc.