The SIG SAUER ROMEO-RS Compact is a rugged, cost-effective pistol red dot built around a reinforced-steel chassis encased in a high-strength polymer housing and finished with a distinctive rose shroud. Tuned for concealed-carry pistols and compact optics cuts, this 3-MOA reflex sight delivers a clean 1× sight picture through a 24 mm aperture, an easy side-load CR1632 battery tray, large side controls, and eight brightness levels with MOTAC motion activation for instant readiness and long runtimes (˜20,000 hours on medium). Lightweight (˜0.75 oz), IPX4 water resistant, and engineered with threaded metal inserts and steel recoil pins for secure mounting to RMS-c footprint slides (including SIG’s optic-ready P365/FUSE cuts), the ROMEO-RS Compact is a practical OEM solution for shooters who want a durable, factory-backed micro red dot without the premium price. Sig Sauer P365 Low Cap Romeo-RS Compact Footprint 3 MOA Red Dot Blk Housing Rose Shroud X-Change Kit SOR02138