- Specially designed blue PTFE tube for 3D printers with 1.75mm filament - Made of high-quality PTFE material, resistant to corrosion and wear - Outer diameter of 4mm and inner diameter of 2mm, with a length of 1.5 meters - Excellent resistance to extreme temperatures, from -190°C to 280°C - Anti-blocking properties that prevent nozzle clogs and make cleaning easier - Very low friction coefficient, ideal for smooth filament flow - Precision in the inner diameter for stable and high-quality prints - Recommended for use in 3D printers, as well as in chemical, electronic, and machinery sectors