10pcs Teeth Thread Nozzle Quick Direct Pneumatic Connector For 3D Printer in Pakistan BR6685 Description: Pneumatic fittings are parts used to connect sections of pipe, tube, and hose in pneumatic (pressurized gas) systems. Compared to hydraulic fittings, pneumatic fittings are typically characterized by tighter seals and lower pressure requirements. Features: Widely used for connecting Bowden extruder Easy to connect by inserting the tube and it will automatically lock tight Easy to disconnect tube by one push on the black cap Specifications: Color: Silver Screw thread: 1/8 teeth Application: For 3D printer The upper part can be inserted into a 4mm pipe and self-locking