Fab Defense (Usiq)
FAB Defense FXFRBS Front/Rear Folding Back-Up Sights AR-15/ M16/ M4 Low Profile Dual Aperture Rear Sight Black Polymer and Metal
The Front/Rear Back-Up Sights comes with the FBS a low-profile, durable, auxiliary front sight. It is readily mounted on any 1913 Picatinny rail, making it ideal for use on M4/AR-15/M-16 platforms. The sight can be used as a primary or back-up sight and the ergonomic angel-wing-shaped front shroud helps center the image with any rear sight. The RBS is a low-profile, durable, auxiliary rear sight with 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. It is readily mounted on any 1913 Picatinny rail, making it ideal for use on M4/AR-15/M-16 platforms. The sight can be used as a primary or back-up sight and the ergonomic angel-wing-shaped front shroud helps center the image with any front sight.
Type | |
Frame Material | Polymer/Metal |
Frame Color | Black |
Firearm Fit | AR-15 |
Base Configuration | |
Style | Folding Back-Up Sights |
Front Material | |
Rear Material | |
Front Color | |
Rear Color | |
Rail Size | |
Windage Adjustment | |
Elevation Adjustment | |
Fiber Diameter | |
Firearm Type | AR Platform |
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