Holosun HS403B Micro Red Dot Sight The Holosun HS403B is a compact 20mm micro sight perfect for rifle and carbine applications. Featuring: Red Super LED with 50,000-hour battery life 10 daylight and 2 night vision compatible reticle settings Durable 6061 aluminum housing Lower 1/3 co-witness mount (1.63″) and low mount (.75″) included Shake Awake technology for extended battery life Digital buttons for easy adjustments Rubber lens covers for protection Side-mounted 2032 battery tray for convenient changes With its versatile features and rugged construction, the HS403B is suitable for shooters of all levels. Waterproof to IP67 standards and capable of withstanding 1000G of vibration, this sight is built to perform in any conditions.
