Upgrade your 3D printing setup with the PC4-M10 Male Straight Pneumatic Quick Fitting Connector. Designed for efficiency and durability, this connector features a quick push-in and self-locking mechanism, making PTFE tube installation effortless. Crafted from high-quality stainless steel, it resists oxidation and rust, ensuring long-term reliability. Perfectly compatible with E3D-V6 Bowden extruders, it securely holds 4mm outer diameter PTFE tubes for seamless printing. The anti-clog design enhances performance, while its 280°C heat resistance makes it suitable for high-temperature applications. Whether you're a hobbyist or a professional, this connector is a must-have for smooth, uninterrupted 3D printing.