Blue Line Solutions 25000205 : The Diana two-fifty air rifle with a caliber of 4.5 mm Diabolo can be ideally adapted to the needs of the respective shooter thanks to the adjustable trigger. The air rifle has an ergonomic thumbhole stock with a modern design. The adjustable fiber optic sights ensure the necessary precision even in adverse weather conditions, rubberized butt plates and an 11mm prism rail on which a telescopic sight can be easily attached. In addition, the fiber optic sights on this air rifle ensure easy and accurate shooting even in bad weather.