FAB Defense Top Mounted Deployable Rear Sight Flat Dark Earth

FAB Defense Top Mounted Deployable Rear Sight Flat Dark Earth. FAB Defense designed these AR 15 Parts with ergonomic angel-wing-shaped shrouds that help center the image with any front sight so that you can accurately use these in conjunction with a front back-up sight or other optic. With an instant spring-locked mechanism for deployment the FAB Defense RBS will never slip break or deform offering outstandingly reliable performance in the field. Equip the FAB Defense Rear Back-Up Sight on your weapon today for precise views down range every time. Specifications for FAB Defense Top Mounted Deployable Rear Sight: Manufacturer: FAB Defense Condition: New Sight Position: Rear Gun Model: M16 M4 AR-15 Gun Make: AR Platform Fabric/Material: Polymer Height: 14 mm Length: 52 mm Illumination Type: Non-Illuminated Illumination Color: None Hand: Ambidextrous FAB Defense Polymer Rear Sight 1S0-IRN-RPFUS Can be used as primary or back-up sight Ergonomic angel-wing-shaped shroud helps center the image with any front sight and when used with a matching FAB Defense FBS Front Back-up Sight it creates a precise optical tunnel that ensures more accurate aiming and faster target acquisition Dual apertures are 3mm for longer eye relief mounting low light and faster target acquisition; and 1.5mm for shorter eye relief mounting and greater accuracy; each is instantly selectable to match conditions Low folded profile is smooth and inconspicuous and will not snag on gear webbing or brush Instant spring-locked deployment mechanism will not slip break or deform No tools needed for easy rapid windage adjustments with positive detent locking Made of extremely durable high-grade polymer and metal Package Contents: FAB Defense Rear Polymer Flip-up Rear Sight 1S0-IRN-RPFUS What firearm models does the manufacturer say FAB Defense Top Mounted Deployable Rear Sight is compatible with? The manufacturer says that FAB Defense Top Mounted Deployable Rear Sight is compatible with AR-15 M4 M16FAB Defense FX-RBST: Top Mounted Deployable Rear Sight Flat Dark Earth