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FAB Defense Folding Back-up Sight - Rear


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Every weapon with an optical sight should have an auxiliary sighting system. If your optic depends on batteries, auxiliary sights are an absolute necessity.

Designed for M4, M16 and AR-15 rifles, the KPOS system, and other weapons with same-plane mounting locations and similar sight height.

Finger-adjustable for windage.

Low-profile, lightweight design.

May be used as primary or secondary sights.

Ambidextrous deployment and control.

High-grade polymer and metal construction.

Spring-based locking mechanism will not break or deform.

Mounts to MIL-STD-1913 Picatinny rails.

Rear sight weight: 1 oz.

Carries our Lifetime Replacement Guarantee!

  • Model: RBS
  • Shipping Weight: 0.2lbs
  • Manufactured by: FAB Defense

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This product was added to our catalog on Monday 26 June, 2017.