Description _x000D_ _x000D_This item is a tube connector for 3D printer. These PTFE fittings are of good quality and work well. It is a great pickup for someone using a metal extruder as this is what size you need for the PTFE tubing (in most setups). _x000D_ _x000D_Feature _x000D_ _x000D_- Brand: UEETEK. _x000D_- Color: Black and Silver. _x000D_- Material: Metal and Plastic. _x000D_- Size: 20 x 10 x 6.5 mm. _x000D_- It is easy to connect by inserting the tube and it will automatically lock tight. _x000D_- Easy to disconnect tube by one push on the black cap. _x000D_- Elliptical sleeve makes it possible to apply and remove the tube easily in confined space. _x000D_- Good quality and high performance. _x000D_- Warm Tip: Dear buyer, due to lighting effect, monitor's brightness, manual measurement, etc., there could be some slight differences in the color and size between the photo and the actual item. Sincerely hope that you can understand! Thank you!Packing list1 x set of 10pcs UEETEK PC4-M10 Male Straight Pneumatic PTFE Tube Fitting Connector for 3D Printer