POC - C Push In Compact One Touch Fitting Pneumatic Air Fittings Round Male Straight Sanmin

There are a wide variety of plastic pneumatic connectors, which are mainly distinguished according to their functions, connection modes, structures and application scenes. Common types include quick-plug connectors (such as straight, elbow and tee), threaded connectors (such as straight thread and bent thread) and connectors with special functions (such as reducing diameter, rotating, high pressure and sealing).Classified by connection mode and function
Push-to-Connect: This is the most common type, allowing quick connection by direct insertion into the gas pipe (usually PU or nylon), making it easy to operate and widely used in situations where frequent disassembly and assembly are required. 
Straight-through joint: realize straight connection of two air pipes.Elbow: connect the air pipe with 90 ° bend. 
Tee joint: divide one air pipe into two or combine two air pipes into one. Reducer: connect air pipes of different diameters.