Aluminum Air Tank with Safety Seal 4500Psi 0 35L/30MPA Aquarium Oxygen Cylinder
Seal Safety Design Seal Ring Groove Design Safety Seal. High pressure gas cylinder valve - valve thread conforms to standard - inlet thread size: M 18x1.5-6H. ●Bottle thread: M 18 1.5. ● Thickness of bottle wall: 6.3mm.