The TacFire IS012B .223 5.56 Tactical Polymer Front and Rear Flip Up Sight Set enhances accuracy in all tactical situations. The advanced locking system provides unwavering performance in both deployed and folded configurations. Set includes both front and rear sights Both front and rear sights lock positively in the folded and deployed positions Mounts to a picatinny rail Dual aperture Windage and elevation adjustable Material: Glass Filled Polymer Enhance your shooting prowess with the TacFire flip-up sights, engineered to excel in durability and precision.