Check the listing for details. PC4-M6 Pneumatic Connector, 5 Pcs Bowden Pneumatic J-head, 3D Printer Reprap. Color: Brass, Condition: New. Listed at 3.69 USD. PC4-M6 Pneumatic Connector, 5 Pcs Bowden Pneumatic J-head, 3D Printer Reprap 3D printer HOTEND J-head e3d Remote Hot Head 2X4mm M6 Tube Connector Extruder Feed for 3D Printer 1.75mm Filament Inner diameter(Blue end):4mm,fit outer diameter 4mm teflon tube Material: Plastic, Copper Package Includes 10x PC4-M6 Payment: We Accept Paypal Only. Shipping: We ship to your Paypal address ,please verify your address during checkout. We do not take responsibility for item loss due to wrong address.Items are shipped out same day if order is placed before 3:00 PM Eastern Standard Time. Items ordered over the weekend will be mailed out Monday morning.Packages, unless otherwise selected, are shipped via USPS First Class Mail and generally arrive at locations in the continental United States in 2-4 business days. Lost mail: If via tracking it appears that your package is lost or off track, plase contact us. We will file a lost package claim with USPS. It will take 5 business days to resolve. If truly lost, which happens very seldom we will re-ship at the end of 5 days.About: BriTech 3D is a 3D printer supplier based in the midwest state of Indiana, for quick shipping nationwide. We are not a drop shipper, all product comes to us first, is inspected and then shipped to the customer form our South Bend, IN warehouse, to assure you quality and reliable products. Check competitors listings and reviews! Some claim to be shipping from the States but actually drop ship out of Asia. We ship from Indiana GUARANTEED.