Adaptability meets precision with the new lineup of Sig Sauer ROMEO-MSR GEN II optics. Refreshed from the ground up, the ROMEO-MSR GEN II combines a sleek new look with unparalleled functionality that has been optimized for MSR rifle platforms. Available in either a green or red reticle, the ROMEO-MSR GEN II maintains adaptability with an analog rotary illumination dial to manipulate 12 individual brightness setco-witness while still maintaining ultimate durability. Engineered for discerning shooters seeking uncompromising quality, durability, and adaptability in their optics, the ROMEO-MSR GEN II was designed to exceed expectations. Ruggedized Industrial Design Parallax-Free Optical Design See-Thru Riser Mount 12 Settings (10 Day + 2 NV) 40,000 Hour Runtime with CR2032 Battery Rotary Illumination Dial Dependable IPX7 Waterproof and Fog-Proof Performance