The XS Sights CSAT Rear .070 & .200 Sight for AR-15 delivers proven CSAT combat reliability with a steel construction designed for rugged duty and precision performance. Built to endure the demands of serious shooters, this rear sight combines durable steel with a clean, dependable blackout appearance that pairs seamlessly with front sights for rapid, instinctive alignment in dynamic environments. Its rear sight geometry is optimized for quick elevation indexing and repeatable returns, giving you a dependable long-range hold while preserving a low-profile silhouette on the receiver. With a compact footprint measured at 1.30 x 4.90 x 7.95 inches, this CSAT rear sight fits a wide range of AR-15 configurations and maintains consistent sight plane when transitioning between prone, kneeling, or standing shooting positions. The black finish reduces glare and helps maintain focus in bright conditions, enhancing both field and range versatility. Ideal for tactical training, competition shooting, and practical rifle applications, this product from XS Sights integrates into your optic-free rear setup to deliver reliable alignment and durable performance without sacrificing speed or accuracy in fast-paced scenarios.