Holosun ARO Enclosed Red 2 MOA 22mm Rifle Sight

Holosun ARO Enclosed Red 2 MOA Rifle Sight is a compact, enclosed 1x red-dot optic that provides a 2 MOA red aiming point for rifle platforms. It delivers a simple point-of-aim reticle for fast target acquisition and alignment.

The ARO is built to serve as a primary or co-witness optic on Picatinny-style mounting systems and is designed to pair with magnifiers and other sighting accessories. It features a 22mm aluminum housing and a lower 1/3 co-witness pedestal mount for consistent sight height and alignment. Shake Awake power management helps preserve battery life while the unit remains idle.

• 2 MOA red-dot reticle for precise aiming
• 1x magnification with unlimited eye relief
• 22mm aluminum enclosed housing
• Mounting compatible with Picatinny/Weaver and 1913 Picatinny footprint
• Powered by one CR2032 battery (battery size: CR2032)
• Weight: 5.56 oz (ounces)
• Shake Awake automatic power management and up to 50,000 hours of operation (per manufacturer data)
• Twelve brightness settings: 10 daylight and 2 night-vision-compatible modes

Specifications & Construction

Materials and construction: 22mm aluminum housing; enclosed optic design. The sight includes features described as cast and enclosed in available product data. Finish: black matte.

Dimensions (from available data): height 2.70 inches; width 3.60 inches. Length information is not included in the specifications below pending verification (see notes).

Weight: 5.56 ounces. Magnification: 1x. Reticle: 2 MOA dot. Power source: single CR2032 battery. Optic footprint and mount: Picatinny footprint; compatible with Picatinny/Weaver mounts.

Compatibility & Intended Use

The ARO fits 1913 Picatinny rails and Picatinny/Weaver mounting systems. It is intended for use as a rifle optic that can be paired with magnifiers, used with a lower 1/3 co-witness setup, or mounted as a primary non-magnified sight. Typical setups include magnifier + primary red dot combinations, co-witnessed iron sight arrangements, and Picatinny-mounted optic installations.

This description is based on the provided product data and focuses on factual specifications and intended mounting/use scenarios.