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Best Choice YAMATARO 
2 Pack 3/8" x1/4" Straight Push Fit Connector Fittings Quick Connect Reducing Connector for Pipe with RO Tube for Water Made of POM material. Widely used in water purification, Reverse Osmosis Water System, food/beverage and pneumatic systeBest Value OpusBags 
12mm Pneumatic Ball Valve Black, Push Into Connecting Pipe Fittings Ball Valve Fittings Straight Air Flow Control Valve 【High-quality material】Made of durable plastic material and copper, it has the characteristics of corrosion resistance,BroLuka 
RO Water Filter Fitting (1/4" to 1/2" Male/Female Straight) RO Water Filter FittingBroLuka 
12 Pcs 6mm to 12mm Pneumatic Straight Reducing Push to Connect Adapter, Quick Release Reducer Fittings for Air Compresso 【Specifications】12‑piece set of straight pneumatic connectors. Sizes: 4‑6mm, 4‑8mm, 6‑8mm, 6‑12mm, and 8‑12mm. Allows reOMZSXK 
Hose Connector 10 mm Brass Pack of 6 Brass Hose Connection 10 mm (3/8 Inch) Straight Barb Connector Brass Hose Nozzle Co [Straight Hose Connector] Package includes: 6 pieces brass hose connector 10 mm, for connecting 3/8 inch ID hose. PleaseJntahecg 
4mm Straight Push to Connect Fittings, Quick Release Pneumatic Connector Air Line Fitting Plastic Union Pipe Tube Fittin Efficient Fluid Handling: This Straight Quick Fitting, model PU-4, accommodates 4mm outer diameter tubes and is optimizeX AUTOHAUX 
X AUTOHAUX 4mm Brass Barb Hose Fitting Straight Union Connector for Air Water Gas Oil 5pcs Made of brass for corrosion resistance, ductility at high temperatures, and low magnetic permeabilityNikovoke 10Pcs Pneumatic Quick-Connect Fittings, 6mm 1/4 Inch Tube OD Straight Air Hose Connectors, Push-Release Couplings for Pn 【Versatile Compatibility】: Designed for connecting 6mm to 6mm tube OD air lines, Package Contents: 10Pcs quick connect pNikovoke 5-Pcs 8mm Brass Hose Connectors, Air Water Fuel Gas Lines Straight Barb Hose Fitting Coupler for Automotive, Industrial 【Effective Sealing】Each brass hose joint is equipped with a precision machined barb structure, which can firmly clamp th22% Off BroLuka 6Pcs 1/4G x 6mm Push to Connect Fittings, Pneumatic Quick-Connect Adapters 1/4 Inch Thread Tube OD, Straight Push-Fit Ai 6Pcs Straight Pneumatic Push to Quick Connect FittingsMAEZOE Air Fittings, 40 pcs Air Hose Fittings, 8 mm Air Hose Quick Connect, 10 Spliters+10 Elbows+10 Tee+10 Straight, Air Line 【What You Get】4 Quick connect air hose fittings model of spliters 1/4",elbows 1/4",tee 1/4",straight 1/4"(each 10pcs),40RuoFeng 1/4" PT Male Thread 6mm Straight Pneumatic Push in Quick Fitting Connectors for PETF Tube 10Pcs Product : Quick Fittings,Model:PC6-02.Package Content : 10 x Quick Fittings15% Off Cryfokt Cryfokt 2PCS PTFE Teflon Tube, with 4PCS PC4 M6 Quick Fitting, 4PCS PC4 M10 Straight Pneumatic Connector Push in for 1.7 This package comes with 2 pieces of 1: meter PTFE tube (4mm outer diameter, 2mm inner diameter) plus 4 PC4 - M6 and 4 PCCheeMuii CheeMuii 23 PCS Brass DOT Air Line Fittings Kit 1/4 3/8 1/2 DOT Quick Connect Air Fittings Straight Union Push to Connec 23 PCS PACKAGE: The 23 pcs DOT air brake fittings kit includes: 8 pcs 1/4 inch straight union DOT fittings, 8 pcs 3/8 inAcbbMNS AcbbMNS 10Pcs 25mm Straight PVC Fittings Connector for DIY Furniture Structure and Frame 【Material】Made of high quality PVC material with good corrosion resistance, anti-aging and impact resistance, durable anZopsc 5PCS 3D Printer Accessories PC4 M6 Straight Pneumatic Connector for Nylon Tube and PU Hose Made of stainless steel, - anduxcell uxcell Straight Pneumatic Push to Quick Connect Fittings Bulkhead Union 6mm Tube OD X 6mm Tube OD 2pcs Product Name : push to quick fitting; Tube Size : 6mm Tube OD X 6mm Tube ODeMagTech eMagTech 5pcs 1/4 Male Thread to 1/4 Straight Connector Pushfit Fittings for Installing Replacement Filters Filter Housi Product size: The inner diameter of the connector of this product is 1/4 inch (about 6.5mm), the outer thread is 1/4 (1220% Off Snokay Snokay 60 Pcs Quick Connect Push-to-Connect Fittings, 4 6 8 10 12 MM Quick Release Pneumatic Air Line Hose Kit, Plastic What You'll Get: This set includes 60 air hose connector fittings in 5 different diameters (4 mm, 6 mm, 8 mm, 10 mm, 1215% Off Lokkr Lokkr Bowden Tube Coupler Set (10 Pcs), PC4-M6 Pneumatic Fitting Push to Connect and PC4-M10 Male Straight Pneumatic PTF uxcell uxcell Straight Pneumatic Push to Quick Connect Fittings Bulkhead Union 8mm Tube OD X 8mm Tube OD 2pcs Product Name : push to quick fitting; Tube Size : 8mm Tube OD X 8mm Tube ODLEOWAY LEOWAY PC4-M10 Male Straight Pneumatic PTFE Tube Push in Quick Fitting Connector for E3D-V6 Long-Distance Bowden Extrude 10 x PC4-M10 pneumatic male straight quick connector for E3D-V6 long-distance bowden extruder 3D printer.Tanstic Tanstic 40Pcs 1/2 Inch OD Push to Connect Fittings Pneumatic Fittings Kit, Plastic Air Line Pneumatic Fittings Kit, 10 S 🚖[Package Information] You’ll get 40pcs 1/2” push to connect fittings, including 10pcs splitters(PY), 10pcs elbows(PV),38% Off X AUTOHAUX X AUTOHAUX 5mm Brass Barb Hose Fitting Straight Union Connector for Air Water Gas Oil 5pcs Made of brass for corrosion resistance, ductility at high temperatures, and low magnetic permeabilityBroLuka 10Pcs Male Straight Push to Connect Fittings, 6mm & 8mm Tube OD x 1/8" & 1/4" BSP Thread Pneumatic Connectors for Air Li 【Specifications】Operating temperature: 0–60 °C. Operating pressure: 0–1 MPa. The release ring features an oval design, aLuojinLuoda LuojinLuoda PC4-M10 Male Straight Pneumatic PTFE Tube Push in Quick Fitting Connector - for E3D-V6 Bowden PTFE Tube Conn 【Quick and Secure Connection】The PC4-M10 Male Straight Quick Fitting Connector enables effortless PTFE tube insertion wiBewinner Bewinner 10-Pack Straight Hose Barb Fittings, PE Plastic Equal Barbed Splicer Connectors for Pump Tubing, Silicone Hoses FOR PUMP AND SILICONE TUBE: Can be used for hose connection, supports pump tubing, silicone tubing, useful and practicalNikovoke 6Pcs 1/4G x 6mm Push to Connect Fittings, Pneumatic Quick-Connect Adapters 1/4 Inch Thread Tube OD, Straight Push-Fit Ai 【Specifications】Package contains: 6 push-fit fittings; Mating tube DO and thread size: 6mm OD x 1/4"GAcbbMNS AcbbMNS 10Pcs 8mm (5/16 inch) Straight Push to Connect Fittings, Quick Release Pneumatic Connector Air Line Fitting Plas 【Package Included】You will get 10pcs 8mm(5/16") Straight Union Connectors, fit for OD 5/16" tube. Suitable for PU / PA /35% Off BroLuka 10Pcs Push to Connect Pneumatic Quick Fittings (Straights,1/4in-6mm) 10Pcs Push to Connect Pneumatic Quick FittingsNikovoke 10 Pcs Tube OD Push-to-Connect Fitting Kit, 4mm 6mm 8mm 10mm 12mm Two for Each Size, Straight Pneumatic Push-Lock Connec 【 Quick Connection 】 Includes five types of push-pull straight-through joint sets with pipe diameters of 4/6/8/10/12mm,BroLuka 10Pcs Male Straight Push to Connect Fittings, 6mm & 8mm Tube OD x 1/8" & 1/4" BSP Thread Pneumatic Connectors for Air Li 【Specifications】Operating temperature: 0–60 °C. Operating pressure: 0–1 MPa. The release ring features an oval design, aDreyoo Dreyoo 1/2 Inch x 14 NPT x 1/2 Inch Barb Elbow and Straight Swivel Adapter RV Water Pump Fittings with Thread Seal Tape, 2PCS Adapter Meet Needs: the elbow adapter hose adapter can rotate 360 degree so that you can install the water hose morNikovoke 2Pcs Brass Barb Hose Fitting Straight Connector, Hose Joiner Coupler for Air Gas Water Fuel - 6mm 8mm 10mm 12mm 14mm 16m 【Flexible Connection】Easily achieve reliable connection between hoses, providing an plug-and-play connection solution foDaleweo 6 Pcs Pc4-M10 Connector with 6 Pneumatic Quick Connectors Blue Circlip 3D Printer Nozzle Pc4-M6 Straight Pneumatic Fitti Secure Connection with Blue Retaining Clips: Each of the 6 x PC4-M10 pneumatic male straight quick connectors comes withVGOL VGOL 5 PCS 1/2inch Hose Barb Thru Bulk Bulkhead Fitting Plastic Hex Straight Union Adapter Barb Pipe Connectors for Wate ?Compatibility?: Suitable for 1/2-inch inner diameter hoses.Rustark Rustark 245 Pcs SAE and Metric Steel Hydraulic Grease Fitting Assortment Kit with 60 Pcs Caps IncludesM 6 M8 1/4’’ 1/8’’ 【What you Get】The SAE &Metric grease fitting assortment contains 20 pcs M6 straight, 10 pcs M6 90 degree, 10pcs M6 45 deNikovoke 2Pcs Brass Barb Hose Fitting Straight Connector, Hose Joiner Coupler for Air Gas Water Fuel - 6mm 8mm 10mm 12mm 14mm 16m 【Flexible Connection】Easily achieve reliable connection between hoses, providing an plug-and-play connection solution foGeneric Flush Mount Nitto Air Fitting Straight 1/4'' BSP Female without Cap air compressor air tank tyre inflation deflate Flush Mount Nitto Air Fitting panel air compressor tyre inflation air tank deflateASENENAELE ASENENAELE 72PCS Push to Connect 4/6/8/10/16mm Straight Pneumatic Fittings PC8-02 PC8-04 PC6-01 PC6-02 PC8-01 PC16-04 PC 【72-Piece Connector Kit】 Includes 72 straight quick connectors with various thread sizes and configurations, suitable foBroLuka Brass Compression Tube Fitting, Female Compression Union Straight Connector for Fuel, Air, Liquid, Oil, Gas, Vacuum Line 【 Welded-free connection 】 Brass compression straight-through pipe joint, which can achieve reliable connection of metalBroLuka 2-Pack 16mm Brass Barb Hose Fitting, Straight Connector Coupler for Air, Gas, Water, and Fuel Lines [Barbed Design] Each fitting features clearly defined, evenly spaced barbs that securely engage the inner wall of the hoSG Store SG Store 2Pcs 1/2" BSP Stainless Steel Male to Female Pipe Thread Extension Water Main Growth Straight Extension Adapter This straight extension with male and female threads is the ideal solution for connecting or extending 2 pipes or tubesNikovoke 2Pcs Brass Barb Hose Fitting Straight Connector, Hose Joiner Coupler for Air Gas Water Fuel - 6mm 8mm 10mm 12mm 14mm 16m 【Flexible Connection】Easily achieve reliable connection between hoses, providing an plug-and-play connection solution foTAILONZ PNEUMATIC TAILONZ PNEUMATIC Straight Reducing 10mm x 6mm Tube OD Push to Connect Fittings Push Lock PG10-06 (Pack of 10) 【Product Name】Direct push reducing hose fittingsEMSea EMSea 4Pcs 4mm Tube OD x 1/8" NPT Female Thread Push Fit Pneumatic Connecter Adapter, Straight Push to Connect Air Fitti Product Size: The push to connect fittings tube and thread size is 4mm tube OD x 1/8NPT female thread. And the specificDaptemn Daptemn 36 PCS Fuel Line Repair Kit, 8 Set Nylon Fuel Line Quick Connector Fittings Straight Elbow, Replace Automotive F YOU GET - 9.89mm 7.89 mm 7.49mm 6.3mm nylon fuel line quick connect fittings, straight elbows fuel line connectors proviECSiNG ECSiNG 5X 5mm Brass Straight Compression Fitting Union Hex Head for 3/16" Automotive Brake Line Material: Brass; Width at both ends: 10.8mm; Width in the middle: 10mm; Tube diameter: 5mm; Total length: 30mm; DiagonalBroLuka 2 Pack Female Straight Push to Connect Fitting, 6mm Tube OD x 1/8 Inch BSP Thread for Pneumatic Systems and Water Lines, [Operating Specifications] Pressure range: 0 ~ 1 MPa, do not exceed 1 MPa; Temperature range: 0-60°C | 32 ~ 140 °F. CanGlarks Glarks 156Pcs Metric & SAE Straight and 45 Degree and 90 Degree Hydraulic Grease Brass Zerk Grease Nipple Fitting with 6 ☀ [What You Get]: This kit includes 12 sizes of Metric and SAE grease fittings, M6 x 1 straight for 10pcs, M6 x 1 90-degTAILONZ PNEUMATIC TAILONZ PNEUMATIC Male Straight 6mm Tube OD x 1/8 BSP Push to Connect Fittings PC6-01 (Pack of 10) 【Product Name】Straight Push-in Connect FittingsBroLuka 10Pcs Male Straight Push to Connect Fittings, 6mm & 8mm Tube OD x 1/8" & 1/4" BSP Thread Pneumatic Connectors for Air Li 【Specifications】Operating temperature: 0–60 °C. Operating pressure: 0–1 MPa. The release ring features an oval design, aDIANN DIANN 20pcs PC4-M10 Pneumatic Fitting Straight Pneumatic Push in Quick Fitting Connector for 3D Printer PC4-M10 Fittings: PTFE Tubing OD: 4mm; Inner Diameter(Black End): 4mm; Thread: M10X AUTOHAUX X AUTOHAUX 8mm Brass Barb Hose Fitting Straight Union Connector for Air Water Gas Oil 5pcs Made of brass for corrosion resistance, ductility at high temperatures, and low magnetic permeabilitySwpeet Swpeet 245Pcs SAE & Metric Grease Nipple Assortment Kit, Hydraulic Grease Fittings Standard with Plastic Grease Fitting 1, Package Included --------- In this kit, you will get 1/4"-28 straight:20pcs; 1/4"-28 45 degrees: 10pcs; 1/4"-28 90-deTopHomer 9PCS 1/4" inch Quick Connect Water Purifiers Tube Fittings Set, Straight Connector for Water Pipe (Ball Valve+L Type+T T 【Preventing Leakage】1/4" water pipe connect fittings kit have snap can be firmly stuck the pipe and does not fall off, n38% Off BroLuka 10Pcs Push to Connect Pneumatic Quick Fittings (Straights,3/8in-10mm) 10Pcs Push to Connect Pneumatic Quick FittingsX AUTOHAUX X AUTOHAUX 100pcs M8x1 Grease Nipple Fitting Straight 180 Degree Angle Nickel Plated Steel Grease Zerk Fitting Adapter f [Size] Straight 180 Degree AngleBroLuka Brass Compression Tube Fitting, Female Compression Union Straight Connector for Fuel, Air, Liquid, Oil, Gas, Vacuum Line 【 Welded-free connection 】 Brass compression straight-through pipe joint, which can achieve reliable connection of metalIt Works Great PC8-02 Push to Connect Fittings, 8mm Tube OD x 1/4” G Thread, Straight Pneumatic Quick Fitting Air Line Connector,One To Package Content : 10 x Quick Fittings; Shape: Straight;Material : Copper, Plastic;uxcell uxcell Plastic Straight Union Push to Connect Tube Fitting 10mm OD Push Fit Lock 10pcs Pack of 10pcs 10mm OD plastic straight tube fittingBroLuka 5-Pack 304 Stainless Steel Straight Grease Nipple, M6 x 1mm Hydraulic Grease Fitting for Automotive, Agricultural, and I 【Straight‑Through Design】The low‑profile straight‑through design allows this hydraulic grease nipple to be installed inEMSea EMSea Pack of 10pcs Straight Grease Fitting PT 1/8-28 Inch Thread Hydraulic Grease Nipple Accessories for Car Ship 304 S Precise Dimensions: Thread Size: PT1/8"-28, Hex Width: 10mm/0.39", Total Height: 18mm/0.71", Thread Length: 6mm/0.24".Nikovoke 10Pcs Pneumatic Push-to-Connect Fittings, Straight Air Hose Connector for Tube OD 6mm 8mm with BSP Thread - 6mmx1/8 6mmx 【Plug-and-Play】 No tools required for quick connection of the hose and threaded interface, providing a modular piping soBroLuka 2Pcs Push Fit Reducer Fittings, Quick Connect Pneumatic Straight Union for Air Compressor and Vacuum Pump Lines 【Swivel Connector】The 360° swivel straight connector design offers flexible connection and prevents hose tangling. It alGeneric Flush Mount Nitto Air Fitting Straight 1/4'' BSP Female to 10mm barb without Cap Nitto fitting air compressor tyre infla Flush Mount Air Fitting Nitto panel air compressor tyre inflation air tank deflateNDNCZDHC an Fittings, 4Pcs AN6 to AN6 Male to Male Fitting Fuel Line Adapter Straight Aluminum Black Anodized for Flare Union Fitting Size: This is a heavy duty 6AN male to AN6 flare union coupler, especially designed to match fuel hose and hoseYDuupxe YDuupxe Heat Resistant PTFE PTEE Tube 4*PC4 M6 Quick Fitting+4*PC4 M10 Straight Pneumatic Fitting Push for All 1.75mm PL [HEAT-RESISTANT PTFE MATERIAL] Withstands temperatures up to 260°C for consistent printing results.Nikovoke Brass Compression Tube Fitting, 6MM OD X 6MM OD Female Thread Union Straight Connector [Stable Performance] The precise threading ensures tight fitting between components, offering strong load-bearing capaciVGOL VGOL 20PCS PC4-M10 Male Straight Pneumatic PTFE Tube Push In Quick Fitting Connector Compatible with E3D V6 Long-Distanc Compatibility : PC4-M10 pneumatic male straight quick connector compatible with E3D V6 long distance bowden extruder, coLiimevvon 20 pcs 3/8" to 1/4" OD Straight Union Reducer, Quick Connect, Push Fit Water Tube Fitting for RO Reverse Osmosis, Water Package Quantity: 20 packWaour 7Pcs White Straight for NPT Thread Adapter 3/4" FNPT to 1/4" Tube Quick Straight OD Push Connector Water Tube Pipe Fitti PACKAGE CONTENTS: Set of 7 white straight push-to-connect tube fittings designed for quick and secure connections in watASHATA Water Cooling Fitting, Water Cooling Plug 3PCS G1/4 2 Word Computer Thread Water Cooling Straight Stop Plug Fittings Tan Electroplating, bright luster, beautiful appearance.It Works Great PC10-02 Push to Connect Fittings, 10mm Tube OD x 1/4” G Thread, Straight Pneumatic Quick Fitting Air Line Connector,One Package Content : 10 x Quick Fittings; Shape: Straight;Material : Copper, Plastic;John Guest John Guest, Straight Fitting, Outer Diameter 5/16 x 5/16 Inch (Only One) John Guest, Straight fitting.SENRISE 5/8 Inch ID Copper Coupling Fittings 5Pcs Straight Connecting Adapter with Stop C x C Solder Connection for Plumbing Air Durable: Made from high-quality copper, it offers excellent corrosion resistance, compressive strength, and ductility. TSENRISE 5/16 Inch ID Copper Coupling Fittings 5Pcs Straight Connecting Adapter with Stop C x C Solder Connection for Plumbing Ai Durable: Made from high-quality copper, it offers excellent corrosion resistance, compressive strength, and ductility. TLrocaoai Lrocaoai Pc4-M10 Male Straight Pneumatic Pefe Tube Push for -V6 Fitting Connector Bowden Extruder 3D Printer (Pack of 10 Widely used for connecting bowden extruderZoXureShop 3D Printer Connector Kit. 10 x PC4-01 Pneumatic Male Straight Quick Fit, AntiClogging, Rust Resistant, High Temperature PC4-01 straight push fitting designed for 4mm PTFE Bowden tubes used in Ender, Prusa and FDM 3D printers. G1/8" male thrDelixike Delixike Maxline M8005 Straight Fitting for 3/4-Inch Tubing with 1/2-Inch Male NPT Thread Delixike 2pack Part number:M8005Totority Totority 4pcs Printer Pneumatic Quick Connect Fittings Straight Type Air Hose Connectors for Hotend Accessories with Eas Straight push connectors:the 3d printer accessories are small parts, adopts simple design, removed conveniently,pneumatiBitray Bitray 2Pcs 3/4" Straight Air Line Fittings 3/4" Tubing x 3/4" Male NPT Threads Pipe Fittings Size - 3/4 Inch air piping size with 3/4 inch Male NPT Thread Size15% Off Cryfokt Cryfokt Aluminum Round Tube, 6100 0608 0300 Seamless Straight Tubing 8mm OD 6mm ID 300mm Length, Lightweight High Streng Material - Made of aluminum material, this tube features light weight and high strength. It is not easy to corrode or deQUMIIRITY QUMIIRITY 4pcs Straight Pneumatic Fittings Quick Connect Kit for 3D Printer Metal Connectors with Reliable and Stable Pe Air quick connect fittings--the pneumatic connector is made of metal, with reliable and stable performance, ensuring conHealvian Healvian Quick Connection Air Fittings with Straight Type Design 4pcs Metal Ensuring Consistent Printing Results and Opt Pneumatic hose fittings--the pneumatic connector allows for quick connect, making installation quick and,push connectorsZerodeko Zerodeko 4pcs Pc4-01 Straight Pneumatic Fittings Quick Connectors for 3D Printer Hotend Air Tubing Remote Adapter Kit Co Pneumatic fittings connector:the hotend performance is optimized with a straight type design, ensuring better printing qPAMINGONO PAMINGONO 4pcs Straight Pneumatic Fittings Printer Connectors Replacement Parts for Hotend Air Supply Quick Connectors P Straight push connectors:the hotend performance is optimized with a straight type design, ensuring better printing qualiCATIEBYE CATIEBYE Straight Pneumatic Fittings for Consistent Printing Results 4pcs Quick Connect Metal with Straight Type Design Straight quick connect fittings--the pneumatic connector is made of metal, with reliable and stable performance, ensurinHEANUJJ HEANUJJ Pneumatic Straight Connectors with Optimized and Performance for 3D Printer 4pcs Metal Quick Connection Fittings Pneumatic connector fittings:the connection is made easy, allowing for convenient connection and disconnection of the aiGRADENEVE GRADENEVE 4pcs Straight Pneumatic Fittings for 3D Printer Air Tubes, Metal Connectors with Reliable and Stable Performan Push connectors fittings--connection is simplified, making pneumatic connector convenient to connect and disconnect theLuxshiny Luxshiny Straight Pneumatic Fittings Metal Material with and Stable Performance 4pcs Optimized Performance for Printing Pneumatic connector fittings--with a straight type design, the performance is optimized, resulting in better printing acNikovoke Brass Compression Tube Fitting, 8MM OD X 8MM OD Female Thread Union Straight Connector [Stable Performance] The precise threading ensures tight fitting between components, offering strong load-bearing capaciHINTRMENT HINTRMENT 4pcs Straight Pneumatic Fittings Quick Connect Metal 3D Printer Parts with Optimized Performance for Printing Printer parts and accessories--connection is simplified, making pneumatic connector convenient to connect and disconnectHealvian Healvian 10pcs Copper Welded Pipe Fittings Straight Pipe Coupling Groove Stop for HVAC and Water Supply Connection Syste Enhanced thermal efficiency: copper tubing fittings deliver exceptional conductivity, perfect for air conditioning coppeNOLITOY NOLITOY Straight Pneumatic Fittings Quick Connectors Metal Material 4pcs with Convenient Connection and Disconnection fo Pneumatic fitting--the pneumatic fitting offers stable performance and application, ensuring consistent and professionalNULYLU NULYLU 4pcs Metal Pneumatic Hose Fittings for 3D Printer with Straight Type Design, Optimized Performance and Consistent Pneumatic straight connectors:these 3d connectors are enough to use, providing users with multiple spare connectors forSHINEOFI SHINEOFI 10pcs Copper Welded Joint Straight Coupling Fittings for HVAC Water Supply Pipe Connectors Brazing Coupling Versatile application scope: suitable for various industries, copper pipe repair coupling supports stable operations inINOOMP INOOMP 4pcs Straight Pneumatic Fittings for 3D Printer Connectors, Metal Material with Reliable and Stable Performance, Pneumatic components quick connector--the 3d printer accessories are small parts, adopts simple design, removed convenieRUNROTOO RUNROTOO 4Pcs Straight Pneumatic Fittings Quick Connects for 3D Printer Air Hose, Metal Connector for Convenient Connect Pneumatic fitting--the pneumatic connector is made of metal, with reliable and stable performance, ensuring consistent pHOLIDYOYO HOLIDYOYO Straight Pneumatic Fittings 4pcs Quick Connectors Metal Material with Consistent Printing Results and Convenie Pneumatic fittings connector--and quick installation with simple design that allows for easy and efficient connection,pn