KRISS USA Rear Flip-Up Sight Black Polymer

The KRISS USA rear flip-up sight is a low-profile polymer sight designed to mount to a Picatinny rail. It features dual apertures, folding operation, and windage adjustment through a large textured knob.

Key Specifications

• The sight is finished in black polymer.
• The sight mounts to a Picatinny rail.
• The rear sight uses a folding design for a low-profile stowed position.
• The sight provides dual apertures for different lighting and shooting conditions.
• The large aperture measures 4.5 mm in diameter.
• The small aperture measures 1.5 mm in diameter.
• Windage is adjustable using the textured adjustment knob.
• The folded length is 2.25 inches.
• The folded height is 0.56 inches or 14.22 mm.
• The sight folds flat regardless of which aperture is in use.

With its compact folded profile, dual-aperture configuration, and glove-friendly windage control, this rear sight provides a practical backup sighting option for compatible Picatinny-rail setups.