The SCRS-GR (Solar Charging Rifle Sight) advances Holosun s SCS technology creating an all-new, ultra compact 20mm tube sight designed for long gun applications. SCRS-GR features multi-directional light sensors and an advanced Auto Mode for automatic reticle intensity settings and Manual Mode for manual control of dot intensity. SCRS-GR is made from 7075 aluminum and includes a lower 1/3 co-witness, 1.63 mount that utilizes Holosun s proven 509T footprint for compatibility with third-party offset RDS mounts. SCRS-GR is available with a 2MOA dot only or Holosun s MRS (Multi-Reticle System). SCRS-GR features 12 reticle intensity settings, four of which are compatible with night vision devices and up to 50k hour battery life. Product Features Solar Failsafe Shake Awake Multiple Reticle System Super LED Multilayer Reflective Glass Product Specifications OPTICAL SPECS Reticle: 2 MOA Dot & 65 MOA Circle Light Wavelength: 540nm Reticle Color: Green Parallax Free: Yes Unlimited Eye Relief: Yes Magnification: 1x Multi-Coatings: Yes ELECTRONIC SPECS Power Source: Solar & Battery Battery Type: Internal Rechargeable Battery Battery Life (Hours): Unlimited Brightness Setting: 10 DL & 2 NV PHYSICAL SPECS Window Size: 20mm Diameter Dimension (in): 1.7 1.35 1.6 Weight (oz): 2.45 MECHANICAL SPECS Housing Material: 7075 T6 Aluminum Surface Finish: Anodize Adjustment per Click: 1 MOA W&E Travel Range: 50 MOA ENVIRONMENT SPECS Storage Temperature: -40C~70C Working Temperature: -30C~60C Submersion: IP67 Vibration: 1000G