F.A.B RBS

The RBS is an advanced, dual aperture, durable and low-profile auxiliary rear sight. It can be used with any front sight. Windage is easily and quickly adjusted without tools. RBS is readily mounted on any 1913 Picatinny rail, making it ideal for use on M4/AR15/M16 platforms. 

Product Advantages:

• Can be used as primary or back-up sight. 
• Ergonomic angel-wing-shaped shroud helps center the image with any front sight & when used with a matching FBS, it creates a precise optical tunnel that ensures more accurate aiming and faster target acquisition. 
• Dual apertures
• Low folded profile is smooth and inconspicuous, and will not snag on gear, webbing, or brush.
• Instant spring-locked deployment mechanism. 
• No tools needed for easy, rapid windage adjustments, with positive detent locking.
• Made of extremely durable high-grade polymer and metal. 

Compatibility:

• All 1913 Picatinny rails. 

Specifications:

• Length - 52mm 
• Width - 32mm 
• Height - 14mmm
• Length Deployed - 30mm 
• Height Deployed - 40mm 
• Weight - 30gr

UPC: 7290105941992