Holosun HE508T-RD X2 Reflex Sight — 2/32 MOA

Holosun HE508T-RD X2 Reflex Sight is an open-frame pistol red dot optic designed to provide fast, intuitive aiming on handguns and other short-barrel platforms. Manufactured by Holosun, it delivers a non-magnified 1x sight picture with selectable reticle options to support both rapid engagement and precise shot placement.

The HE508T-RD X2 is intended for duty, carry, and range pistols where a compact reflex optic with flexible reticle choices and durable construction is required. Its Multi-Reticle System allows users to tailor the sight picture to their application, while power-management features such as Solar Failsafe and Shake Awake help extend runtime and maintain readiness. The open reflex design provides an unobstructed field of view with unlimited eye relief, supporting fast target transitions and consistent dot presentation.

Key Features

• Open reflex pistol red dot sight for handgun applications

• Multi-Reticle System (MRS) with selectable options:

  • 2 MOA center dot

  • 32 MOA outer circle

  • Combined circle-dot configuration

• Side-access battery tray for convenient battery replacement

• Solar Failsafe system to supplement battery power

• Shake Awake technology for motion-activated power management

• Lock Mode and repositioned control buttons to reduce accidental adjustments

• Multi-coated lens to improve clarity and reduce glare

• Parallax-free operation with unlimited eye relief

• Windage and elevation adjustments with 1 MOA click increments

Specifications & Construction

The HE508T-RD X2 is described as CNC-machined and finished in black anodizing for durability. Optical performance is supported by multi-coated glass and a non-magnified 1x sight picture. The objective window measures approximately 0.63″ × 0.91″. Reported overall length is about 1.78 inches, with listed weight at approximately 9.31 ounces. Windage and elevation adjustments are user-adjustable in 1 MOA steps. The optic carries an IP67 waterproof rating for resistance to moisture and environmental exposure.

Compatibility & Intended Use

This reflex sight uses an industry-standard RMR / SRO footprint and is intended for pistols or mounting systems that support this pattern. Mounting hardware or adapter plates are not included and should be selected based on the host firearm. Typical applications include duty pistols, carry-configured handguns, range and training pistols, and other short-barrel platforms requiring a compact, non-magnified optic.

What’s Included

• Holosun HE508T-RD X2 Reflex Sight

• Manufacturer documentation