The Holosun HS403B is a 20mm micro sight crafted for rifle and carbine applications. It boasts Holosun's Red Super LED with an impressive 50k hour battery life, offering 10 daylight and 2 night vision compatible reticle intensity settings. The housing is made from durable 6061 aluminum and includes both a lower 1/3 co-witness mount and a low mount for versatile rifle applications. Additional features include Shake Awake technology, digital buttons for easy setting adjustments, rubber lens covers, and a side-mounted battery tray for the 2032 battery, making it a versatile sight for users of all levels.

Ideal for range time, competition, and training, the HS403B enhances shooting precision and ease of use. Holosun is renowned for its innovative designs and reliable performance in optics.

Key Features:
- Manufacturer: Holosun
- Model: HS403B
- Product Type: Micro Sight
- Mounting System: Lower 1/3 Co-Witness, Low Mount
- Magnification: 1x
- Reticle: 2 MOA Red Dot
- Dot Color: Red
- Power Source: CR2032 Battery
- Weight: 2.82 oz
- Length: 2.57"
- Material: 6061 Aluminum
- Unique Features: Shake Awake Technology, Digital Buttons, Side-Mounted Battery Tray
- What's In The Box: Rubber Lens Covers