Holosun – HS403R Red Dot Sight – Low mount & 1/3 Co-witness Mount

HS403R Red Dot Sight Holosun Low Mount and 1/3 Co-Witness

The HS403R red dot sight is a lightweight and handy sight with a 2 MOA red dot aiming point. This red dot sight comes with two mounts included: a low and high 1/3 Co-Witness. Through to its versatile, compact design, the HS403R can be mounted on a variety of weapons such as shotguns, pistols, airguns and crossbows.

The latest version of the HS403 sight has been equipped with a rotary adjustment of the brightness level of the aiming dot and the manufacturer has improved the anodization of the housing, making it more visually appealing.

Electronic control system in combination with efficient LED make the device characterized by stable and long-lasting functioning. The system is powered by a single 2032 battery with a theoretical life of 100 000 h at the sixth point intensity setting.

This model is equipped with 12 levels of aiming point brightness – 2 modes are designed for night vision devices. They are adjusted using a large knob located on the side of the housing, such solution makes adjustment fast and easy even in tactical gloves. A compartment for the battery that powers the red dot sight is located under the knob.

The body of the HS403R red dot sight is made of durable aluminum, making it able to withstand vibration of 1000G. The red dot sight is rated IP67, making it resistant to water and dust.

• Parallax-free optical system with unlimited distance from the eye
• Flowing design with very little restriction to the field of view
• Advanced LED technology with low power consumption, providing up to 100,000 hours of operation on a single CR2032 battery
• Durable lenses with advanced multi-layer coatings for full spectrum light transmission and high clarity
• CNC machined durable, shock-resistant T6061-T6 aluminum construction
• Waterproof housing that meets IP67 standard
• Two mounts included: 1/3 Co-Witness (mounted) and low mount
• Fits Picatinny or Weaver rails
• Battery compartment located under the brightness level adjustment knob