SIG SAUER ROMEO-MDC red dot sight pairs a 3 MOA reticle with 7075 aluminum durability. The Shield RMSc footprint fits compatible firearms; aspherical glass supports a clear sight picture.Top-mounted battery access, 12 brightness settings, 20,000-hour runtime, and IPX-7 waterproofing deliver dependable performance in demanding conditions.3 MOA red dot reticleDurable 7075 aluminum housingIndustry-standard Shield RMSc mounting footprintAspherical glass lens12 settings: 10 daytime, 2 night visionTop battery access; no optic removal requiredUp to 20,000 hours continuous runtimeIPX-7: 1-meter submersion for 30 minutesChoose the ROMEO-MDC for compact, rugged, precise aiming on compatible firearms.