6 Pcs 1-Way Air Flow Control For Aquarium Valve Straight Lever Dispenser Separator For Aquarium

Manually control the flow of oxygen or turn the air flow on or off. Made of chrome-plated copper, air will never escape. Stop levers are easy to rotate to control airflow and stay in place. Inlet and outlet valve Diameter: Standard 0.5 cm Measures 3 x 2 x 0.5 cm. Package Content: 6 x Unidirectional Straight Air Distributors ...