Aqua Marina 2021 Liquid Air V2 Double Action Pump - to 20 PSIBrand new Pump design from Aqua Marina with a Shock Proof Guage and an increase in max pressure to 20 PSISpecification:• Capacity 2.6+2.6L, max. pressure 20psi• Super-ergonomic design for handle and pedal• Rotating switch for single-to-double action• High-airflow piston for an easier inflation• Shockproof gauge