FAB Defense Rear Flip-Up Sights
February 11, 2018
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FAB Defense Front Flip-Up Sights


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SKU: FSBLK Categories: ,

FBS is an advanced, low-profile, durable, auxiliary front sight. It can be used with any rear sight, but has been designed to provide an extreme optical advantage when paired with the FAB Defense® RBS Rear Back-up Sight. Sight pin elevation is easily and quickly adjusted without tools.

FBS is readily mounted on any 1913 Picatinny rail, making it ideal for use on M4 / AR-15 / M-16 platforms,

Additional information
Weight .5 kg
Dimensions 23 x 17 x 7 cm

FAB Defense