The Viridian 9810107 RFX44 Compact Closed Emitter Green Dot Sight in Black delivers a precise 5 MOA green dot with a clean reflex sight profile built to fit ACRO and RMR footprints, making it an ideal choice for fast target acquisition on pistols and compact rifles. With a compact 1 x 21 x 16.5 mm form factor, it maintains a low-profile silhouette while providing reliable non-magnified aiming thanks to its sharp, bright reticle and durable all-metal construction. The 5 MOA reticle offers fast bowl-to-dot alignment for rapid target engagement in diverse lighting conditions, and the closed emitter design helps protect the LED from debris and impact while preserving a crisp dot image. This sight is designed for quick, instinctive aiming on platforms requiring a robust red dot sight solution with ARRO/RMR compatibility, ensuring repeatable performance across a range of shooting applications from competition to defense. Its single-power, non-magnified optic is built to endure, delivering consistent alignment and improved accuracy for shooters seeking a compact, reliable red dot sight with a proven green dot reticle.