Lightweight and portable the TactAir 4-Stage Pre-Charged Pneumatic Hand Pump can keep you shooting while at the range or in the field. The 4-stage pump fills your high-pressure PCP airguns with less effort. Rated for 4500 PSI (310 BAR) and with an inline serviceable moisture filter the TactAir can charge your high-pressure PCP rifles and handguns to optimal operating pressures while reducing air moisture in the line. This is the "must have" hand pump for your high-pressure Hatsan PCP airgun.