1.with high pressure hose 2.the gauge 3.6*6(12cylinder) for Oxygen manuel manifold system complete 4.the high pressure hose is stainless steel and size is G5/8(connect cylinder),can be OEM. 5.Not include cylider 6.Work pressure:15MPA 7.Flowrate:90m³/h 8.Material:Brass 9.Not include cylider 10.O2