BSA Tactical Weapons 30mm Red Dot with 650nm and Red Laser: * Features: * Fully multi-coated optics * Easy one-piece mounting * 5/8" Weaver-style rail * Illuminated red dot * Rubber eye guard * Output power: 5mW * Wave length: 650nm * Magnification: 1X * Object lens diameter: 30mm * Field of view at 100 yds: 3.7-19.3 * Parallax setting: 100 yds * Click adjustment value: 1/4 * Weight: 1 lb 11 oz * Dimensions: 9.6"L x 3.9" diameter * Model# TW30RDL