FAB Defense FRBS Rifle Sights Kit Tan

FRBS kit is an advanced low-profile durable auxiliary front and rear kit sight. It has been designed to provide an extreme optical advantage when paired together. Sight pin elevation is easily and quickly adjusted without tools. FRBS is readily mounted on any 1913 Picatinny rail making it ideal for use on M4 / AR-15 / M-16 platforms and on the FAB Defense KPOS. Product Advantages: Can be used as a primary or back-up sighting solution Sleek design with minimal protruding parts will not get caught