Primary Arms HE507K-GR-X2 ACSS Vulcan Green Reticle

Created through a collaboration between Holosun Optics and Primary Arms Optics, the HE507K-GR-X2 pairs the ACSS Vulcan dot reticle with a micro reflex footprint intended for compact pistols and lightweight carry setups. The sight offers a green-illuminated reticle with multiple brightness levels and features designed for daily carry, including Shake Awake and a built-in Lock Mode. It retains the multi-reticle functionality common to Holosun micro models while mounting to an RMR-style footprint for broad slide compatibility. Runtime performance and night-vision compatibility make it usable across a wide range of lighting conditions.

Key Specifications

• The model is 507K-GR-X2.
• The optic provides 1X power for true reflex aiming.
• The reticle is an ACSS Vulcan dot pattern.
• The reticle illumination is green.
• Mounting uses an RMR footprint for slide compatibility.
• The finish is anodized.
• The sight offers a runtime of up to 40,000 hours on medium settings.
• There are 12 green-illuminated brightness settings with night-vision compatibility.
• Included technologies are Multi-Reticle System, Shake Awake, and Lock Mode.
• The product color is black.

Compact, feature-rich, and built for frequent carry use, the HE507K-GR-X2 combines a proven reticle system with long runtime and convenient controls to support fast sight acquisition and consistent performance. Its RMR footprint and compact profile make it suitable for a wide range of pistols and carry configurations where a lightweight, dependable reflex sight is desired.