Holosun HS507 Promax Reflex Sight Red Performance Reticle w Shake Awake Performance reticle system;2 MOA dot;8 MOA, 20 MOA, and 32 MOA circle reticle options;Enlarged viewing window;Glare-reducing sunshade;RMR footprint compatibility;Solar failsafe;Shake awake;Lockout mode;Side-tray CR1632 battery;Up to 100,000-hour runtime;7075-T6 aluminum housing;IP67 waterproof rated;Multilayer reflective glass;Red Performance Reticle System with 2 MOA dot and selectable 8 MOA, 20 MOA, or 32 MOA circles, 650 nm wavelength;CR1632 battery;up to 50,000-hour battery life at setting 6;Solar Failsafe, Shake Awake, Auto-Off, Memory, manual brightness, and Lockout Mode;8 daylight and 4 night-vision compatible brightness settings;1x magnification, parallax-free, unlimited eye relief, multi-coated optics;1.18" x 0.98" viewing window;1.8" x 1.4" x 1.38" body dimensions;1.7 oz.;1 MOA adjustment per click;+/-30 MOA windage and elevation travel;7075-T6 aluminum housing, hard-anodized finish, black;IP67 waterproof;5000G vibration resistance;Fitment: RMR Footprinttable.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; } Second Color: Red Item Category Code: 4000 Product Group Code: 4000L Product Sub Group 1: 4000L1 Inactive: No