Description
FAB Defense FXFRBS front and rear folding back-up sights add a low-profile auxiliary sight set. The rear sight uses dual apertures, selectable for different eye relief needs, and can be used as a primary or backup sight. The sights mount on a 1913 Picatinny rail.
Key features
- Low-profile front and rear back-up sights.
- Dual rear apertures selectable for longer or shorter eye relief use.
- Front shroud helps center the image with a rear sight.
- Mounts on any 1913 Picatinny rail.
Specifications
| Fits | 1913 Picatinny rail |
|---|---|
| Part Type | Front and rear folding back-up sights |
| Rear Apertures | 3mm and 1.5mm, instantly selectable |
| Color and Material | Black, polymer and metal |
