Sig Sauer Romeo-MDC Features The Sig Sauer Romeo-MDC is an open reflex sight purpose-built for compact pistols mounting directly to the industry-standard Shield RMSc footprint for broad compatibility across a wide range of optic-ready compact pistol slides. The 3 MOA illuminated red dot with 10 daylight and 2 night brightness settings provides a precise versatile aiming solution in any lighting condition with dual side brightness buttons for convenient adjustment without breaking grip or shooting position. A total of 120 MOA of windage and elevation adjustment ensures precise zeroing across a wide range of pistol platforms and distances. The Shield RMSc compact pistol red dot features a SpectraCoat aspherical glass lens for maximum clarity and light transmission in a compact 1.58 by 1.08 footprint that adds virtually no bulk to the pistol. The top-mounted battery compartment allows CR battery replacement without removing the optic from the slide maintaining zero throughout the sight s service life. At just 1.08 oz with fog-proof and waterproof construction the Romeo-MDC is one of the lightest and most durable open reflex sights available on the Shield RMSc footprint. Sig Sauer Romeo-MDC Specifications Manufacturer: Sig Sauer Model: Romeo-MDC Magnification: 1x Objective: 26mm Reticle: 3 MOA Illuminated Red Dot Dot Size: 3 MOA Brightness Settings: 10 Day / 2 Night Windage Adjustment: 120 MOA Elevation Adjustment: 120 MOA Mount Type: Shield RMSc Footprint Material: Aluminum Color: Black Optic Coating: SpectraCoat Battery Life: 20 000 hrs Length: 1.58 Width: 1.08 Weight: 1.08 oz Proofs: Fog Proof / Waterproof Controls: Direct