Kriss USA AR-15 Polymer Rear Flip-up Sight - Black

Features:

• Polymer and steel construction
• Mounts to MIL-STD 1913 Picatinny Rail
• Windage adjustment knob - no tools needed
• Tactile and audible detents both up and down
• Two aperture settings
• Folds flat regardless which aperture selected
• Extremely low profile

Specs:

Length Folded 2.25in / 57.15mm
Width at Base 1.19in / 30.22mm
Width at Body 1.19in / 30.22mm
Height Folded 0.56in / 14.22mm
Weight 2.1oz / 59.53g
Large Aperture Diameter 0.18” / 4.5mm
Small Aperture Diameter 0.06” / 1.5mm