Holosun HE507K-GR X2 Reflex Sight – 2 MOA/32 MOA, Black

The Holosun HE507K-GR X2 is an open reflex sight designed for subcompact and concealed-carry pistol applications. The X2 updates include Lock Mode with redesigned controls to reduce inadvertent setting changes, plus Holosun's Multi-Reticle System and Shake Awake power-saving technology. The sight uses a Super Green LED rated for up to 50,000 hours of run time and features a side-mounted battery tray for user replacement. The housing is CNC-machined from 7075 aluminum and fits Holosun's K footprint.

Key Specifications

• The manufacturer is Holosun.
• The model is 507K (HE507K-GR X2).
• The finish is Black Anodized.
• The reticle offers a selectable 2 MOA dot or 32 MOA circle dot.
• The dot size is 2 MOA.
• The magnification is 1x.
• The weight is 2.65 ounces.
• The optic footprint is SHIELD/RMSc.
• The mount is listed as Mount not included.
• The objective window measures 0.58 x 0.77 inches.

Compact and feature-rich, the HE507K-GR X2 provides a low-profile aiming solution for subcompact pistols. Its selectable circle-dot reticle, long LED runtime, Lock Mode controls, and durable 7075 aluminum housing make it a practical choice for everyday carry and close-range work. The sight balances a small footprint with the core features expected by informed shooters who prioritize reliable, straightforward optics.