Rugged dependability meets streamlined design with the ROMEO-X Enclosed pistol red dot from SIG SAUER. Leveraging SIG's experience developing durable red-dot technologies trusted by militaries around the world, the ROMEO-X Enclosed optimizes strength and reliability for the concealed environment. Featuring a rugged 7075 aluminum housing with a fully enclosed, sealed, and Argon-purged optical system, the ROMEO-X Enclosed creates a rock-solid, distortion free, aiming solution for the most demanding shooters and circumstances. Equipped with a side-mounted battery compartment and SIG SAUER's patent-pending beryllium copper flexure system, the ROMEO-X Enclosed deck height is the lowest in the industry, allowing for effortless co-witness with standard height irons and is available in both PRO and COMPACT standardized footprints. Building up SIG SAUER's DNA of trusted military innovation, the ROMEO-X Enclosed delivers streamlined dependability without compromise. ROMEO-X Enclosed. Where X marks the dot.