Primary Arms HS507K-X2 ACSS Vulcan Red Dot Sight

The Primary Arms PA Holosun HS507K-X2 ACSS Vulcan Red is a micro reflex sight created in collaboration between Holosun Optics and Primary Arms Optics. Designed for concealed carry and compact handgun applications, it pairs a compact footprint with multiple electronic and mechanical features for reliable everyday use. The sight offers long battery life and user-focused controls for varied lighting conditions.

Key Specifications

• The reticle is ACSS Vulcan.
• The model designation is 507K.
• The optical power is 1X.
• The footprint compatibility is K Footprint.
• The finish is Anodized.
• The emitter style is Open Emitter.
• The color is Black.
• The runtime on medium settings is up to 40,000 hours.
• The illumination offers 12 red-illuminated brightness settings.
• Included electronic features are Multi-Reticle System, Shake Awake, and a built-in Lock Mode.

Compact, feature-rich, and purpose-driven, the HS507K-X2 ACSS Vulcan Red delivers a micro reflex solution for everyday carry and duty applications where a small footprint, long battery life, and flexible reticle options matter. Its blend of proven electronics and a K-footprint form factor makes it a practical choice for shooters seeking a reliable non-magnified sighting option.