The HS507C-X3-GD-MRS brings a high-contrast gold Multi-Reticle System to the updated 507C-X3 platform, improving visibility against bright targets and complex backgrounds. Built on the RMR footprint with a reinforced 7075-T6 aluminum housing, it combines Solar Failsafe, Shake Awake, and a side-loading CR1632 battery for dependable performance with extended runtime. Product Features Gold Multi-Reticle System (MRS: Selectable 2 MOA dot, 32 MOA circle, or circle-dot combination for adaptable targeting. High-Contrast Gold LED: Gold reticle improves visibility in bright light and visually complex environments. Solar Failsafe Technology: Ambient light sensor automatically adjusts brightness and provides backup power. Shake Awake Technology: Motion-activated system powers the optic on instantly while preserving battery life. Side-Loading Battery Tray: CR1632 battery replacement without removing the optic from the firearm. Lockout Mode: Prevents accidental brightness or setting changes during carry or duty use. 7075-T6 Aluminum Housing: Hard-anodized aluminum construction with IP67 waterproof rating and 5000G vibration resistance. Product Specifications Selectable Reticle: Yes Solar Power: Yes Shake Awake Technology: Yes Auto Off: Yes Memory: Yes Manual Brightness: Yes Automatic Brightness: No Lockout Mode: Yes Light Source: LED Wavelength: 590nm Reticle: 2 MOA Dot & 32 MOA Circle Magnification: 1x Parallax: No Unlimited Eye Relief: Yes Multi-Coatings: Yes Battery: CR1632 Battery Life (Setting 6): 50,000 Hours Brightness Setting: 8 Daylight & 4 NV Removable Battery: Yes Battery Location: Side Tray Housing Material: 7075 T6 Aluminum Surface Finish: Anodized Housing Color: Black Adjustment Per Click: 1 MOA W&E Travel Range: 50 MOA Storage Temperature: -40 C~70 C Working Temperature: -30 C~60 C Submersion: IP67 Vibration: 5000G Window Size: 0.91" 0.67" Body Dimensions: 1.78" 1.31" 1.1" Body Weight: 1.55 oz