Widely Application: This Ultra-Smooth PTFE Tubing Suitable with 1.75mm Filament, Smooth Feeding for Ender 3, Ender 5, CR-10, K1, K1 Max and All FDM 3D Printer.; Ultra-Smooth PTFE Tube - Smooth feeding of 3D printing filaments, preferred product for high-speed printing.; er smooth, with a friction coefficient of less than 0.1, reducing the friction resistance between the filaments and the inner wall during the printing process, and porting high-speed printing.; Strong Temperature Resistance Corrosion Resistance for Service Life: Resistant to strong acids, alkalis, water and various organic Solvents. -aging, no deformation even after long-term exposure to air. Able to withstand max. 260 temperature.; ty and Reliability: High-quality material for ty and reliability.

What's in the box
1 x Machine Accessories