1: 100% Creality Original Upgraded Kit: Includes a pre-assembled Creality-Capricorn Bowden PTFE tube (40cm) designed for lower friction and higher precision. Compatible with Ender 3, Ender 3 Pro, and Ender 3 V2, ensuring smoother filament feeding and improved print quality. 2: Wide Compatibility with Creality Models: Fully compatible with Creality Ender 3 series (Ender 3, Ender 3 Pro, Ender 3 V2) and other mainstream Creality 3D printers. The pre-assembled components allow for quick and easy replacement without additional tools. 3: Premium Materials and Optimized Design: The Capricorn Bowden PTFE tube features high lubricity additives, making it the lowest friction tubing on the market. It reduces retraction frequency, minimizes extruder wear, prevents filament clogging, and ensures efficient, accurate prints. 4: Comprehensive Accessories for Enhanced Performance: This kit includes 3 high-temperature silicone nozzle covers, 3 precision 0.4mm nozzles, and 2 pairs of pneumat