The Holosun HE515GM-GR is a compact and durable 20mm micro sight designed for rifles and carbines, featuring a rugged 7075 aluminum housing with a hard anodized finish for superior strength. Its green Multi-Reticle System (MRS) provides a 2 MOA dot and a 65 MOA circle, ensuring fast and precise target acquisition. With 12 brightness settings, including 10 daylight and 2 night vision-compatible modes, it adapts seamlessly to any lighting condition. The sight incorporates Shake Awake technology, a Solar Failsafe for continuous operation, and a side-mounted battery tray for easy, tool-free replacement, offering up to 50,000 hours of battery life. The quick-detach lower 1/3 co-witness mount, parallax-free design, and unlimited eye relief make this optic a reliable choice for both professional and sporting applications.