The Romeo-X Enclosed pistol red-dot from Sig Sauer combines rugged dependability with a sleek, streamlined deSign. Drawing on Sig's expertise in creating durable red-dot technologies trusted by armed forces globally, the Romeo-X Enclosed is built to withstand the toughest conditions while optimizing performance in concealed environments. Constructed with a robust CNC 7075 aluminum housing and an aspherical glass lens system, it's engineered around a high-efficiency point source emitter to provide a rock-solid, distortion-free aiming solution. With a side-mounted battery compartment and Sig Sauer's patent-pending beryllium copper flexure system, the Romeo-X Enclosed features an ultra-low deck height for effortless co-witness with standard height iron Sights. Available in both Pro and Compact standardized footprints, it carries the legacy of Sig Sauer's trusted military innovation, delivering exceptional dependability and precision without compromise.