The EOTECH G43.STS™ is a miniaturized, lightweight 3X magnifier engineered for rapid adaptability and rugged field use. A compact evolution of the G33, it pairs bright, fog-resistant optics with EOTECH’s Switch-to-Side™ mount for instant transition between 3X and 1X. Built to endure harsh environments, the G43.STS includes a 7mm spacer for HWS alignment and offers generous eye relief for fast target acquisition. Key Features: Fixed 3X magnification in one of the smallest, lightest housings available Switch-to-Side™ (STS) mount for fast flip-to-side transitions Compatible with all EOTECH HWS models; includes 7mm spacer for perfect alignment Fog-resistant internal optics with a 7.5° field of view for clear target detail Rugged and weather-resistant — water resistance to 33 ft (10 m) and operating range -40°F to 140°F Comfortable 2.5” (63.5 mm) eye relief for quick acquisition and sustained use Key Specs (high level): Fixed 3X; 3.1” × 2.3” × 3.3”; 11.3 oz (320.3 g); 1” Weaver / MIL-STD-1913 mount; assembled in the USA. Ideal for: Tactical shooters, HWS users, law enforcement, and anyone needing a compact, durable magnifier for fast-changing engagement distances.