20 Pieces Push To Connect Pneumatic Fittings M5 For 4Mm OD Tubing 360 Degree Rotating Quick Connect Valve Air Flow Speed Control Leak Proof PTFE Sealed Quick Connector Kit

20-Piece Push-To-Connect M5 Fittings for 4mm Tubing, 360°
✔️ Compact brass and plastic quick-connect with PTFE seal

These push-to-connect pneumatic fittings let you quickly join 4mm outer diameter tubing to an M5 threaded port. They are ideal for tight spaces in robotics, hobby CNC projects, and DIY pneumatic lines where fast, tool-free connections matter.

✅ 4mm OD tubing compatibility with M5 threads
✅ PTFE sealed for leak-proof operation
✅ 360-degree rotating oval ring design for easy disassembly
✅ Push-to-connect, tool-free installation; compact brass/plastic body

💡 What is a push-to-connect pneumatic fitting used for? They’re handy for quick, tool-free connections in compact pneumatic systems. - 4mm tubing compatibility with M5 threads - PTFE sealed joints for leak-proof operation - 360-degree rotation for flexible routing - Pack size: 20 pieces