Truglo red-dot open sight, multi color, black the Truglo red-dot open sight, multi color, black is accurate, dependable and easy to shoot. It is ideal for shotguns, handguns, rifles, muzzleloaders, paintball and crossbows. The Truglo 1 x 34 dot sight features four different reticle designs. For unmatched versatility, each of the four reticles can be illuminated in green or Red at various brightness settings. The open Red dot sight features multi-coated lenses, anti-reflection coating on target side, click windage and elevation adjustment, 24 x 34 mm window for ultra-fast target acquisition. This TG8380B is water and shock resistant. It is Parallax free from 30 yards. It includes integrated weaver-style mounting system and battery. Features:- 2 choices of reticle color for contrast against any target/background- 4-Reticle choices for accurate targeting in any shooting condition- adjustable rheostat for brightness control- lightweight/compact design- Unlimited eye relief- water and shock resistant- click windage and elevation adjustment- wide field of view- 24 x 34 mm window for ultra-fast target acquisition- anti-reflection coating on target side- Parallax free from 30 yards- integrated weaver-style mounting system- black finish specifications:- magnification: 1x - objective lens diameter: 34 mm - length: 3.27" - click value: 1 in 100 yards - field of view: 74' in 100 yards - Parallax setting: 30 yards - eye relief: Unlimited - reticle color: Red/green - adjustment range: 30 in 100 yards - reticle type: 4 reticle patterns - battery type: CR2032 - weight: 5.3 oz.".