The Romeo-X Enclosed pistol red-dot from Sig Sauer combines rugged dependability with a sleek, efficient deSign. Drawing on Sig's extensive experience in creating durable red-dot technologies trusted by armed forces worldwide, this red-dot is engineered to provide strength and reliability for concealed carry environments. Built with a robust CNC 7075 aluminum housing and an aspherical glass lens system, the Romeo-X Enclosed features a high-efficiency point source emitter, delivering a rock-solid, distortion-free aiming solution for even the most demanding shooters. A side-mounted battery compartment and Sig Sauer's patent-pending beryllium copper flexure system enhance its durability and performance, while the ultra-low deck height allows for effortless co-witnessing with standard height iron Sights. Available in both Pro and Compact standardized footprints, the Romeo-X Enclosed showcases Sig Sauer's commitment to military-grade innovation, offering streamlined dependability and unmatched performance with no compromises.