Fangrui Product Details Suit: For For 3 And For S1c 3d Printers,the Upgraded Ptfe Adapter Can Smooth Filament Flow And Avoids Printing Errors Anti Clogging: The Smooth Interior And Redesigned Opening Of The 3d Printers 8 Feeding Transport Tube Modules Prevent Filament Jams Optimization: The Previous Version Was Prone To Filament,the Upgraded For 3 Filament Pipe Expansion Port Makes Filament Feed Pipe Installation And Use Easier Ptfe Adapter: Enables Connection To Eight Separate Ptfe Tubing,for Different Filaments, The Other End Links Directly To The Top Of The Extruder Size Of 28.8mm X 65.8mm Specifications:upgraded Version Upgraded Version: The Feed Port Has Been Optimized With A Smooth Interior That Prevents Filament From Stuck On The Leading Edge Or Internal Layer Lines, Allowing The Filament To Pass Smoothly And Avoid Printing Errors. Product Name: For For 3 / For S1c Extruder Consumables Hub Color: Black Material: Plastic Package Contents: 1 * Filament Pipe Expansion Port Only The Above Package Content, Other Products Are Not Included. Note: Light Reflection And Different Displays May Cause The Color Of The Item In The Picture A Little Different From The Real Thing. The Measurement Allowed Error Is +/- 1-3cm.