F.A.B FRBS Kit

FBRS kit is 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/AR15/M16 platforms.

Product Advantages:

• Can be used as a primary or back-up sighting solution.
• Sleek design with minimal protruding parts.
• Will not get caught on gear or webbing.
• No tools needed for a quick and easy elevation and wind adjustment. 
• RBS - Rear back up sight can be manually adjusted for wing. 
• FBS - Front back-up sight can be manually adjusted for elevation. 
• Durable fiberglass reinforced polymer and metal construction.
• Spring based locking mechanism - will not break or deform. 

Compatibility:

• All 1913 Picatinny rails,
• The FBS should never be mounted on a railed gas block. 

Specifications:

• Length - 52mm
• Length Deployed - 30mm
• Width - 32mm
• Height - 14mm
• Height deployed - 42mm 
• Weight - 30gr