Sig Sauer Romeo5 Gen II 1x20mm 2 MOA Red Dot

The Sig Sauer ROMEO5 Gen II is a compact 1x red dot optic designed for rapid target acquisition and everyday shooting applications on Picatinny-equipped rifles and carbines. It features a low-parallax red dot and unlimited eye relief for intuitive aiming across varying shooting positions. Motion-activated MOTAC technology and a side-loading CR2032 battery provide extended runtime for extended field use. The optic is built to withstand wetter and harsher conditions with fog- and waterproof performance.

Key Specifications

• The magnification is 1x for true non-magnified aiming.
• The objective lens measures 20 mm.
• The reticle is a 2 MOA red dot.
• The mount fits a M1913 / Picatinny rail.
• The power source is a CR2032 battery with approximately 40,000 hours runtime using MOTAC.
• Brightness is adjustable across 12 settings (10 daytime, 2 night-vision).
• The optic is rated IPX7 waterproof and is fog-proof.
• The sight weighs 5.5 oz.
• The overall length is 2.7 inches.
• Designed with unlimited eye relief and a parallax-minimized optical design.

Engineered for reliability and simple operation, the ROMEO5 Gen II delivers a compact, high-utility aiming solution suitable for close-quarters and general-purpose rifle use. Its combination of long battery life, ambidextrous controls, and rugged environmental ratings makes it a practical choice for shooters who want a straightforward, durable red dot optic.