The Ultradyne C4 Offset Folding Sight Combo 5.56 offers a lightweight and compact sighting system, perfect for tactical applications and competitive shooting. Constructed from a durable blend of 416 stainless steel and aircraft aluminum, the C4 is designed to maximize strength while minimizing weight. This combo features a rear sight with a positive click oversized windage knob, which also serves as storage for the .070 aperture when using the ghost ring. The C2 Front Sight System simplifies sighting with both windage and elevation adjustability. Its dual aperture system features a 12 MOA front sight aperture for rapid target acquisition and improved accuracy, allowing you to see 100% of the target without obstruction. The Ultradyne C4 is CNC machined in the USA for unmatched quality and reliability, making it a must-have for responsible gun owners and enthusiasts alike.