This Traditional 2x42mm Red-Dot 2.5-MOA Optic Sight by TruGlo has the power and construction to last through any shooting application and is ideal for different types of guns, airguns, paintball guns, and even crossbows. Features include unlimited eye relief, a wide field of view, and rheostat-controlled brightness settings. Click windage and elevation adjustments. Absolutely weatherproof and shock resistant this hunting Traditional Optic Sight also has an integrated Weaver-style mounting system and CNC-machined aircraft grade aluminum construction.