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Fab-Defense FRBS AR-15 Folding Back-Up Sights Polymer Black

Product Code : 7290105943378

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FAB Defense Folding Sight Set FX-FRBSKIT
Can be used as primary or back-up sight
Ergonomic angel-wing-shaped shroud helps center the image with front sight
Dual apertures are 3mm for longer eye relief mounting, low light and faster target acquisition
1.5mm for shorter eye relief mounting and greater accuracy
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
Tool less rapid windage and elevation adjustments
Made of extremely durable high-grade polymer and metal

Determined at checkout.