Product Features & Specifications

FAB Defense FXFRBS Front/Rear Folding Back-Up Sights for 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.

Brand	FAB Defense
Model	Front/Rear Folding Back-Up Sights
Firearm Fit	AR-15
Color	Black
Frame Material	Polymer / Metal
Firearm Type	AR Platform
Mount Type	1913 Picatinny Rail
Frame Color	Black
Style	Folding Back-Up Sights
Length	52mm Closed / 30mm Deployed
Height	14mm Closed / 42mm Deployed
Width	32mm
Weight	1.05 oz
SKU	126734
UPC	7290105943378
MPN	FXFRBS