Building on Hatsan's legendary reputation with the AT44 series rifle, the Hatsan AT44 QES .25 cal PCP repeater incorporates QuietEnergy barrel technology with TruGlo fiber optic sights. This side-lever action repeater is well-known for its accuracy, reliability, and ease of use. The rotary magazine is durable and easy to load. The barrel's QuietEnergy technology reduces noise output by up to 50 percent!