Holosun HE510C-GR Open Reflex Sight (Green Multi-Reticle, 2 MOA Dot / 65 MOA Circle)
The Holosun HE510C-GR is a 1x open reflex sight with a wide viewing window and selectable green Multi-Reticle System (2 MOA dot, 65 MOA circle, or circle-dot). It combines Solar Failsafe and Shake Awake for fast, always-ready operation, with 10 daylight and 2 night-vision compatible brightness settings.
Built with an aluminum housing and titanium protective hood, the HE510C-GR uses a CR2032 side-loading battery tray and mounts via an integrated quick-detach Picatinny mount at absolute co-witness height (1.41" dot height).