G&G Dual-Profile Fiber Optic Flip-up Iron Sight

G&G Dual-Profile Fiber Optic Flip-up Iron Sight Polymer Construction Airsoft Iron Sight Include Flip up Front & Rear Sight With Fiber Optic Rod (Green/ Red) Able to incredibly easy target acquisition under normal ambient light sources Adjustable Windage and Elevation Fit to Mount on 20mm Picatinny