Enhance your shooting accuracy with the Guntec USA EZ-SIGHTS 223/5.56 Rifle 'Ez Sights' Thin Profile Polymer Back Up Iron Sight Set, engineered for precision and durability. Built from Zytel Polymer Composite, these sights are lightweight yet robust, ensuring quick installation and easy usage in any tactical situation. Zytel Polymer Composite construction Dual Rear Aperture Option for versatile usage Lightweight design for enhanced maneuverability Steel Internals for increased durability Low Profile Design to maintain a sleek firearm silhouette Designed for Same Plane (Rail Height) compatibility Rapid Acquisition Precision for faster target engagement Push Button Lock to secure sights in place during use Fits any Flattop Receiver/Picatinny Rail system Upgrade your firearm setup with the reliable Guntec USA EZ-SIGHTS for superior performance.