FAB Defense AR-15 FBS Front Back Up Sight Black

The FBS is an ultra durable, low profile advanced flip up front sight system. It was designed to provide you with an extreme optical advantage especially when you pair it with a RBS which is sold separately. This sight is made from extremely durable lightweight high grade polymer and metal.

Specifications and Features:
Made of extremely durable high-grade polymer and metal
Can be used as a primary or back-up sight
Ergonomic angel-wing-shaped front shroud helps center the image with any rear sight, but when used with a matching FAB Defense RBS Rear Back-up Sight, it creates a precise optical tunnel that ensures more accurate aiming and faster target acquisition
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
No tools needed for easy, rapid elevation adjustments, with positive detent locking
Black