FBS Front Back-Up Sight is a folding bow tie of low-profile design with easy height adjustment. It works perfectly on M4, AR15, M16 and similar carbines, and can be used with any sighting scope or a riflescope.

Features:

• Can be used as a primary or backup sighting device
• Ergonomically contoured angel-wing arms for faster and more effective aiming
• Easy height adjustment with a knob
• Low-profile design, when folded it takes up little space and does not catch on other pieces of equipment
• Spring-loaded, smooth-running folding mechanism of the sight
• Made of highly durable polymer and metal
• Mounted to the rail with an allen screw (wrench included)

Compatibility:

• MIL-STD 1913 Picatinny rails

Technical data:

• Weight 25 g
• Width 32 mm
• Height 14 mm
• Length 52 mm
• Height (open / unfolded) 42 mm
• Length (open / unfolded) 30 mm