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

First-Party Accessory by G&G Armament Dual-profile Flip-up Sights Fit a Wide-Range of Platforms & Applications Red Front & Green Rear Fiber Optic Inserts Fully Adjustable Windage & Elevation Strong Durable Polymer Construction Compatible with 1913 Picatinny / Weaver Rails