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Best Tube Fittings - Holiday Sale

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Last Updated - 16.12.2025

Best Choice

01

Bwintech

Bwintech 46 Pcs 10 mm Pneumatic Quick Pressure in Connect Air Tube Fitting Kit, (10 mm Straight/Elbow/Tee/Splitter Plug and 6-10.8-10.10-12 mm Reduction Plug)

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9.8

Exceptional

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Main highlights

Working environment: 0-8 bars. Working temperature: 0-60°C Applicable tube: PU/Nylon/PE
Quality goods: these fittings are made of high-quality brass plastic, durable and no air leakage for long-term use. Built-in stainless steel locking claw and NBR O-ring, you would never worry about the pipe falling off. High pressure resistance, can withstand strong pressure without tripping, so no tripping is required.
Package: 46 pieces air line connectors, including 10 mm straight/arc/tee/splitter connectors and 2 pieces 6-10.8-10, 10-12 mm reduction connectors.
Easy to insert: no additional sealing is required, just a simple pressure to connect to the pipe and they are firmly connected. Elliptical separating rings at both ends are more convenient to disassemble without additional tools. In addition, these fittings are flexible and space-saving, 360 degree free rotation.
Dual application: the pneumatic connector is used to connect polyethylene, nylon and PU pipes, air pipes and pneumatic tools, widely used in industrial automatic devices such as machines, electronics, automotive, packaging.

21,99 €
Value for Money

02

3Dman

3Dman PC4-M10 Male Straight Pneumatic PTFE Tube Push In Quick Fitting Connector for E3D V6 Long Distance Bowden Extruder 3D Printers 20pcs

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9.7

Exceptional

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

The upper part (black) can be inserted 4 mm PTFE tube and self-locking
PTFE tubing outer diameter: 4 mm. Thread: 9.7 mm
Made of high quality stainless steel, oxidation resistant and rust resistant, increase the life
Good fittings and high performance.
20 x PC4-M10 pneumatic male straight quick connector for E3D V6 long distance bowden extruder, for Ender 3 V2, Ender 3 Pro, Ender 3 Series, Ender 5 Pro, Ender 5 Plus, CR10 Series, Anycubic Mega S, Tevo Tornado, Wanhao D9, Anet A8 E10, Prusa I3 and DIY 3D Printer.

11,99 €
03

QitinDasen

FULARR 3Pcs Professional PTFE Teflon Tubes Push Fitting Connector Kit: with 6Pcs PC4-M6 Quick Fittings and 6Pcs PC4-M10 Straight Pneumatic Fittings, for 3D Printer Bowden Extruder 1.75mm Filament

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9.4

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

The Teflon tube is made of high-quality PTFE (polytetrafluoroethylene), which is safe and non-toxic and has excellent resistance to high temperatures (can withstand temperatures up to 260 °C), acids, alkalis and organic solvents.
The PC4-M6 pneumatic connector is made of high-quality copper and plastic, is robust and durable. The thread is M6 / 3 mm, the inner diameter (blue end) is 4 mm, suitable for Teflon pipes with 4 mm outer diameter.
The PC4-M10 pneumatic connector is made of high-quality stainless steel and plastic with high hardness, oxidation and corrosion resistance. The thread is M10 / 6 mm, the inner diameter (black end) is 4 mm, suitable for Teflon pipes with 4 mm outer diameter.
Strong compatibility, compatible with all 3D printers with 1.75 mm filament. Easy to disassemble, press and hold the blue or black part of the pneumatic connector to easily pull out the Teflon hose.
If you have any questions about the products you ordered, please contact us in time. We will do our best to provide you with satisfactory service. We always care about the customer experience and strive to improve product features and details.

7,99 €
04

QiXinGYL

Pack of 20 PC4-M10 Plug, PC4-M10 Straight Pneumatic Coupling, PC4-M10 Pneumatic Connector, PC4-M10 Straight Pneumatic Connector for 3D Printer, Quick Fitting, Thread M10

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9.1

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Wide Compatibility Compatible with long distance Bowden extruder 3D printer E3D V6. Compatible with Ender 3 V2/Ender 3 Pro/Ender 3 Series/Ender 5 Pro/Ender 5 Plus, compatible with CR10 Series, Anycubic Mega S, Tevo Tornado etc.
The package includes: you will receive 20 pieces PC4-M10 connector, sufficient quantity to meet your daily needs. Widely used to connect Bowden extruder and PETF pipe.
Stable performance: thread M10, inner diameter 4mm, suitable for pipe with outer diameter 4mm. Good fit and stable high performance can effectively prevent blockages. Widely used to connect 3D printers and other devices over long distances.
Exquisite material: PC4-M10 is made of high-quality copper material with nickel-plated surface, exquisite workmanship, anti-oxidation and rust protection, high hardness, corrosion resistance as well as durable durability and stability.
Easy to connect and disconnect - With the quick connector with external thread, you can easily connect the hose and close it automatically. Press the black cap to easily separate the hose.

6,99 €
05

Tomoyuki

Pack of 12 PC4-M10 Plugs, PC4-M10 Pneumatic Connectors, PC4-M10 Pneumatic Connectors, PC4-M10 Straight Pneumatic Fittings, M10 Thread PTFE Tube Coupling for 3D Printer, Quick Fitting

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9.0

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Wide application: suitable for pipes with an outer diameter of 4mm, widely used for remote connection of 3D printers and other equipment, suitable for PU nylon pipes, PTFE pipe connectors and 3D printers, etc
High air tightness: PC4-M10 pneumatic connector has a M10 thread and 4mm inner diameter, brass thread connection, firm and reliable installation, one-piece structure, strong air tightness, can provide good fit and high performance
High Compatibility Compatible with Bowden Extruder 3D Printer E3D V6. Compatible with Ender 3 V2/Ender 3 Pro/Ender 3 Series/Ender 5 Pro/Ender 5 Plus, Compatible with CR10 Series, Compatible with Anycubic Mega S, Compatible with Tevo Tornado etc
Exquisite materials: PC4-M10 connector is made of high-quality copper, with smooth surface and edges without burrs, exquisite workmanship, precise structure, corrosion resistance, rust resistance and oxidation resistance, sturdy and durable
Easy to install and use: just plug in the hose to lock it automatically, tight and not release; Press the black cover to release it easily, easy to connect and use, easier to install and disassemble in a small space

4,88 €
06

Qrity

Qrity 1 x Quick Connector for Water Filter, 3/8 Inch Female/Male Thread to 3/8 Inch Quick Connector, Pipe Fittings for Water Filter, Reverse Osmosis

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8.9

Very Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Wide Application This quick coupling is suitable for most RO water filtration systems and is widely used in water purifiers, osmosis water filters, water pipes, water dispensers, refrigerators or irrigation systems.
Quick Installation These quick couplers use push in technology for easy installation and disassembly and require no tools. The snap-free fittings use O-ring seals for a good seal, which is not easy to leak, easy and quick to plug and release, and will not damage pipes or fittings. It is your best choice.
NO LEAKS These quick couplers are sturdy and can be firmly connected to other couplings with high stability. They are not easy to deform during use and are of high quality with good heat resistance, strength and stability, which does not affect the effect of long-term use, and you don't have to worry about problems such as water leaks.
Material These couplers are made of high quality POM material, which has good strength and rigidity to withstand large loads, pressure resistant and does not crack, they also have good abrasion and heat resistance to ensure the most reliable leak-free connections.
Box contents: 1x Qrity 3/8 inch female/male thread to 3/8 inch quick connector.

6,99 €
07

Maxmoc

PC4-M10 Plug, PC4-M10 Pneumatic Connector, PTFE Tube Quick Push Fitting for Extruder 3D Printers (Pack of 10)

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8.6

Very Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Wide application: the PC4-M10 pneumatic connectors are not only often used in extruders, PTFE pipe connectors and 3D printers, but are also suitable for connecting pneumatic lines, compressed air and nitrogen.
Perfect size: the PC4-M10 pneumatic connectors have an M10 thread and an inner diameter of 4 mm, which is perfect for pipes with an outer diameter of 4 mm. They provide a secure and tight connection that effectively prevents leakage.
Package contents: you will receive 10 straight PC4-M10 connectors, which provide a good fit and high performance. They are available in sufficient quantity to meet your requirements.
High-quality material: these PC4-M10 pneumatic connectors are made of high-quality copper, which is coated with nickel. They are corrosion, rust and oxidation resistant, robust and durable, which effectively extends the service life.
Easy installation: the PC4-M10 connectors are easy to plug and pull. Simply insert the hose to lock it automatically, and press the black lid to release it easily. They are very easy to use and have an oval case design that makes installation and disassembly in tight spaces easier.

4,59 €
08

sourcing map

sourcing map Pack of 6 PVC Hose Connectors 8 mm or 5/16 Inch with Barbed x 1/8 Inch G Plug Pipe Hose Nozzle Water Connection Extension

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8.4

Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Use: Barbed hose connection is often used to connect pipes for air, water, fuel and gas quickly and easily. The barbed connection of the adapter ensures a tight closure of the flexible PE pipe when using a hose clamp (sold separately).
Size: 8 mm or 5/16 inch barb x 1/8 inch G plug; -30 degrees to 100 degrees F temperature range.
Hose connection with barb. The hose screw connection has an external thread (G) on one end and a barbed insert on the other side for direct connection to PE pipes (PE).
High quality material. Barb pipe fitting made of grey polyvinyl chloride (PVC) plastic, alkali resistance, high temperature resistance, corrosion resistance, strong anti-ageing, high strength, no breakage.
Advantage: An O ring is supplied to the end of each connection thread, so no sealant or tape is required, and it is screwed to the corresponding internal thread.

7,89 €
09

AEDIKO

AEDIKO PC4-M6 Pneumatic Fittings Straight Pneumatic Connector for 3D Printer Pack of 10

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8.3

Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Package Contents: You will get 10pcs PC4-M6 Pneumatic Fittings,Small 3D Printer Accessories, Please Keep Away From Children
PC4-M6 fittings: PTFE tubing OD: 4 mm; inner diameter (black end): 4 mm; thread: M6
How to Use: Press and Hold Blue End of the Quick Fitting and Pull Out the Tube.Very Easy to Use ,Suitable for the Outer Diameter is 4mm Tube
High Quality:PC4-M6 Pneumatic Fitting Made of High Quality Copper, Oxidation Resistant and Rust Resistant, Longer Service Life
Application:PC4-M6 Fittings Compatible With All 1.75mm PLA ABS 3D Printer, Works With Ender 2,Ender 3,Creality CR-10 etc.

4,99 €
10

Crrynuo

PC4-M10 Plug, PC4-M10 Pneumatic Connector, PC4-M10 Pneumatic Connector, PTFE Tube Quick Push Fitting for Extruder 3D Printers, Quick Fitting for E3D-V6 Thread, M10, Pack of 10

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8.2

Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

The package includes: you will receive 10 straight PC4-M10 plugs, which provide a good fit and high performance. Sufficient quantity to meet your usage needs
Size of PC4-M10 – thread M10, inner diameter 4 mm, suitable for the pipe outer diameter is 4 mm. They provide a secure and tight connection that effectively prevents leakage. You would never worry about the pipe falling off
Quality goods – The PC4-M10 pneumatic connectors are made of high-quality copper, oxidation resistant and rust resistant, increase the service life. Fine workmanship, robust, durable and corrosion. Can be used for a long time
Easy to use – connection thanks to the external thread of the quick coupling, easy to install. No additional seal is required, just a simple pressure, it is easy to connect by inserting the hose and it is automatically tightly closed, and press the black lid to release it easily
Compatibility: often used to connect 3D printers over long distances and other devices, also most used to connect PTFE tube to the Bowden cable extruder. An elliptical sleeve allows the pipe to be easily applied and removed in tight spaces. Working environment: 0-8 beams. Working temperature: 0-60°C Applicable tube: PU/nylon/PE

2,99 €