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Best Choice CheeMuii 
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 inBest Value 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 permeabilityAcbbMNS 
AcbbMNS 10Pcs 12mm (1/2 inch) Elbow Union Connectors Push to Connect Fitting, Plastic Air Line Pneumatic Fitting Quick R 【Package Included】You will get 10pcs 12mm(1/2") Elbow Union Connectors, fit for OD 1/2" tube. Suitable for PU / PA / PEECSiNG 
ECSiNG 3pcs Union Fitting O-Ring Leak Stop Ring 6020018 350099 Outer Diameter 56mm Thickness 3.5mm Compatible with Penta Size: Outer diameter: 56mm. Thickness: 3.5mm.AcbbMNS 
AcbbMNS 20Pcs 12mm (1/2 inch) Straight Push to Connect Fittings, Quick Release Pneumatic Connector Air Line Fitting Plas 【Package Included】You will get 20pcs 12mm(1/2") Straight Union Connectors, fit for OD 1/2" tube. Suitable for PU / PA /boeray 
Boeray 26pcs Quick Connect Brass DOT Air Line Fittings Straight Union 1/4” 3/8” 1/2” Tube Push to Connect Fittings Air S 【Straight Union Kit】26pcs DOT air line fittings kit: 10pcs 1/4” OD union + 10pcs 3/8” OD union + 6pcs 1/2” OD union quicX 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 permeabilityAcbbMNS 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 /CX WONDERLAND 2pcs 5/8 Inch Male x 5/8 Inch Male Flare Connector Gas Adapter Union Flare Brass Tube Coupler Fitting by CX WONDERLAND SIMPLIFIED CONNECTIONS: Unions with flared connections offer an advantage over regular couplings when connecting or discAilbiuko Ailbiuko 53 PCS DOT Brass Compression Air Brake Nylon Tubing Fittings,Straight Union Fitting Assortment Kit 1/4" 1/8" 3/ STRAIGHT UNION KIT: The dot air compression union fittings kit package includes 53pcs : 4 pcs 1/8" x 1/8" compression tuAcbbMNS AcbbMNS 10Pcs 12mm (1/2 inch) Push to Connect Fittings, Y-Shape Pneumatic Connector Quick Release Air Line Fitting Plast 【Package Included】You will get 10pcs 12mm(1/2") Y-shape Union Connectors, fit for OD 1/2" tube. Suitable for PU / PA / PAcbbMNS AcbbMNS 5Pcs T Shape Tee Pneumatic Connector, 8mm (5/16 inch) Push to Connect Fittings, Quick Release Air Line Fitting P 【Package Included】You will get 5pcs 8mm(5/16") Tee Union Connectors, fit for OD 5/16" tube. Suitable for PU / PA / PE /TopHomer Straight Pneumatic Fittings, 5PCS 1/4Inch Push to Quick Connect Fittings, Straight Push Fit Connectors Quick Push in Str Premium Material: Pneumatic tube connectors are made of high-quality copper metal with a nickel-plated surface, which prBroLuka 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 metalJntahecg 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 optimizeBroLuka 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 metalVis 1/4" Barb Tee, Brass Hose Barbed T Union Fitting, Hose ID 1/4" Barb x 1/4" Barb x 1/4" Barb, Pack of 5 1/4" barb tee to connect 1/4" I.D. hose,we can provide customized orders,including oem.Nikovoke 304 Stainless Steel Union, 1/2" & 1" BSP Female Threaded Pipe Fitting for Water, Oil, Gas Lines and Plumbing Systems [Specifications] 1‑inch BSP external thread and 1/2‑inch BSP; Working pressure: 0 – 2 MPa; Operating temperature: 0 – 18Lophtnix Lophtnix 2PCS 304 Stainless Steel Hose Barb Fitting Thru-Bulk Bulkhead Straight Hex Union 1/2" Barbed x 1/2" Barbed with Bulkhead union coupling for connecting two hoses with the same diameter in a straight run.Skogfe Skogfe 26Pack 3/16 Inch Brake line kit Include 25 FT Zinc-Plated Brake Lines with Fitting(16pcs Fittings,2pcs Union+4pcs 3/16 Inch 25 FT Brake Line Kit: Transform your brake line installation experience with our comprehensive kit! FeaturingBENLIUDH BENLIUDH 3/4 inch PVC Pipe Union Fittings, PVC Connectors Female Thread Coupling (3/4", 4pcs) Material: PVC pipe fittings are made of heavy duty high quality PVC with high compressive strength and weather resistancBENLIUDH BENLIUDH 3/4 inch PVC Pipe Union Fittings, PVC Connectors Female Thread Coupling (3/4", 4pcs) Material: PVC pipe fittings are made of heavy duty high quality PVC with high compressive strength and weather resistancHASAOMOI HASAOMOI 5PCS Air Brake Nylon Tubing Brass Union Fitting, 3/8" Tube OD x 1/4" NPT Thread Air Compression Straight Union High Quality Precision Brass: 3/8" Tube OD x 1/4" NPT Thread straight DOT approved fittings are made of high quality solBOXOB BOXOB 2pcs 350157 Pool Pump Union Parts, Replacement Kit Unions Fittings Compatible with Pentair Superflo & Superflo Var Product Included: You will receive 2 pieces of pool pump unions, 2 screw caps, and 2 gaskets to meet your replacement neNikovoke 2Pcs OD Push to Connect Fittings, 1/2" Female PT Thread 6mm Nickel-Plated Copper, Air Hose Fittings Pneumatic Push in St 【Stable Operation】Suitable for various pneumatic or fluid systems, it is the optimal choice for air compressors, pneumatEMSea EMSea 2pcs 12mm to 10mm Barb Reducer Tube Mender Splicer Joiner Union Brass Fitting Made of brass for corrosion resistance, ductility at high temperatures, and low magnetic permeability.TALEGEN TALEGEN 6 Pack 1" PVC Union Coupling Pipe Fitting (Socket x Socket), 1 inch PVC Slip Union PVC Adapter Coupling Schedule 【PIPE CONNECTOR】: PVC union pipe fitting for connecting and disconnecting two pipes more easily than with couplings. SocNikovoke 2 Pcs Push Fit Pneumatic Reducer Fittings, Straight Union Quick Connect Tube Connectors for Compressor, Vacuum Systems, 【One push and it connects automatically】No tools required to complete the connection and reconfiguration of industrial pECSiNG 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; DiagonalAsheredetella 1/4 Brake Line Pressure Fittings, 12 Pieces 7/16 Inch-24 Threads Brass Brake Line Fitting Assortment for 1/4 Inch Brake High Quality Material: Brake line fitting is made of high quality brass with anti-rust and anti-corrosion technology, duBriny River Briny River 4 Set 6-M8-6 6mm Dual Ended Plastic Hose Barb Bulkhead Fitting with Gasket for Inner Diameter 6mm Hose Hex B Specifications:6-M8-6: with M8 nut and gasket. Suitable for inner diameter 6mm hose . Measurement size error 0.3mm.Ruimou Ruimou 5Pcs 1/2 inch(12-M16-12) Plastic Hose Barb Straight Through Union Connection Fittings with M16 Hex Nut for Aquari 1.Material: barb hose connection fittings are made of sturdy plastic with lightweight design and smooth surface and inneYitoking 3/16 Brake Line Fittings - Premium 3/8' - 24 Threads Brake Fittings Assortment for 3/16' Brake Line Tube (6 Unions, 12 N INVERTED FLARE UNION: Any 2 (3/16 inch) brake lines can be easy to joined with Muhize unions. both the sizes for unions10% Off Frienda Frienda 24 Pieces 3/8 Inch-24 Threads Brake Line Fittings Assortment for 3/16 Inch Tube (8 Unions, 16 Nuts) Fit for: the unions measures approx. 0.6 x 0.9 inch, the nut measures approx. 0.67 x 3/8 inch, fit for most common inversmseace 26Pack 3/16 Inch Brake line kit Include 25 FT Zinc-Plated Brake Lines with Fitting(16pcs Fittings,2pcs Union+4pcs Nut) B 3/16 Inch 25 FT Brake Line Kit: Transform your brake line installation experience with our comprehensive kit! FeaturingEVIL ENERGY Evil Energy 6AN Female to 6AN Female Straight Swivel Coupler Union Fitting Adapter Aluminum Black 2PCS Size: The fitting is female AN6 to female AN6. The thread size is 9/16-18 UNF.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 capaciGermerse Brake Pipe Fitting Union, 2Pcs/Set 3/8in UNF Unions Female Male Brake Tube Joiners Antirust for Auto Easy Installation: Easy to install, no complicated tools required, convenient to use, save time and effort.AC PERFORMANCE Male to Male Hose Fittings 10AN flare union 90 deg AN10 to AN10, 7/8" x 14 UNF, 90 deg, male flare unionAcbbMNS AcbbMNS 5Pcs Brass Hose Barb Reducer Fittings, 10mm to 8mm Barb Hose Fitting Adapter Straight Union Connector for Air Wa 【Package Included】5-Pack 10mm barb OD to 8mm barb OD Brass Hose Barb Reducer Fittings.X 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 permeabilityLophtnix Lophtnix 304 Stainless Steel Compression Tube Fitting Union 10mm OD x 10mm OD, Pack of 2 Union for connecting and disconnecting two pipes more easily than couplings.uxcell uxcell 10pcs Inline Manifold Union Fitting 6mm(15/64") OD 4 Ways Plastic Pneumatic Push to Connect Tube Fittings Push Lo Size - Four Tube Size (OD): 6mm / 15/64", Type: 4 Ports Manifold Union Connector, Total Length: 38mm / 1.5", Package ConHanztefu 2 Pack 2 inch PVC Union Coupling Pipe Fitting, Slip Union Coupling Adapter, Union Pipe Fitting for Swimming Pool and Out Premium - Quality Materials: Our pipe connectors are fabricated from top - grade PVC. This high - quality material offer19% Off Metalwork Metalwork 304 Stainless Steel Compression Tube Fitting Union 5/8" OD x 5/8" OD Coupling (2 Pcs) Union for connecting and disconnecting two pipes more easily than couplingsLiimevvon 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 packNOVINO Air Line Service Kit for Air Spring Bag Suspension with Fittings, Air Line Kit Includes 20 Feet Air Line Tubing,Schrader The air line service kit with 1/4 inch air line tubing and airbag suspension parts fittings to replace broken air bag aiTanstic Tanstic 30Pcs 25 ft 3/16" Copper Coated Brake Line Kit Includes 16 Brake Line Fittings and 4 Unions + Brake Line Double 🧰[Package Information] You’ll get 1pc 3/16" copper coated brake line, 16pcs brake line nuts, 4pcs brass unions, 1pc flaGeneric 12Pcs/8-8mm Plastic Barbed Hose Connector, Straight Joiner Union Fitting, Leak Proof Tubing Coupler for Water Air Fuel L Made from high quality durable plastic, smooth surface without burrs or sharp edges. Strong, wear-resistant and corrosioSwpeet Swpeet 30Pcs in Set Copper Coated Brake Line Kit, Brake Line with Flaring Tool Kit, Includes 16 Fittings and 4 Unions, F 💯【What You Get】------- In the kit, you will get 30pcs copper coated brake line set. Includes 1pcs brake line, 2pcs 3/16CheeMuii CheeMuii 6 PCS 1/4 Brass DOT Air Line Fitting Straight Union Quick Connect Fittings 1/4 Air Hose DOT Air Fittings for Se 【PREMIUM QUALITY】- Our DOT air line quick connect fittings are made of high-quality CA360 brass, meet D.O.T. FMVSS 571.1uxcell uxcell 25mm Slip x 25mm Slip Metric PVC Pipe Fitting Union Solvent Socket Quick Connector 25mm Slip x 25mm SlipVGOL 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.smseace 26Pack 3/16 Inch Brake line kit Include 25 FT Copper-Plated Brake Lines with Fitting(16pcs Fittings,2pcs Union+4pcs Nut) 3/16 Inch 25 FT Brake Line Kit: Transform your brake line installation experience with our comprehensive kit! FeaturingOTOTEC OTOTEC 1Pc 3/8 Refrigerant Line Union Nut Brass Flare Union Connector for 9mm and 9.52mm Outer Diameter Air Conditioning The 3/8-inch (9.52mm) brass adapter is designed for copper tubes with an outer diameter of 9mm and 9.52mm, providing preBe In Your Mind Be In Your Mind 5pcs 6mm Tube OD Air Flow Control Valve Union Pneumatic Speed Control Flow Controller Throttle Valve Spe The throttle valve hose joint is made of plastic and copper, which has high compressive strength, high stability, corrosLEONTOOL LEONTOOL 2 Pack Hose Barb Fittings Reducer, 5/8" to 3/4" Brass Hose Barb Reducer with 4 Hose Clamps, Reducing Barb Brabe Package Include: 2 pcs 5/8" to 3/4"(16 to 19mm) 2-Way Reducer Hose Barb Fittings, 4 pcs 304 stainless steel clamps(AdjusBadafaci Badafaci 10Pcs Plastic Hose Equal Barbed Hose Pipe Fitting Connector Adapter Union Splice for Pharmaceutical Food Bevera [Versatile Connectivity Solution] Designed for seamless hose connections these fittings support pump tubing and siliconeDexepe Dexepe 36PCS Brass DOT Air Brake Line Fitting Assortment Kit, 1/4" 3/8" 1/2" Push to Connect Repair Fittings, Union/Tee/ 【Versatile Use】The 36PCS air line tube fittings kit with 1/4" 3/8" 1/2"DOT Union/Tee/Elbow/Straight air brake fittings csmseace smseace 26Pack 3/16 Inch Brake line kit Include 25 FT Copper-Plated Brake Lines with Fitting(16pcs Fittings,2pcs Union+4 3/16 Inch 25 FT Brake Line Kit: Transform your brake line installation experience with our comprehensive kit! Featuring23% Off Generic Plastic Push to Connect Straight Union Pipe Tube Reducer Fitting, 6mm OD x 8mm OD, Reducing Coupler Straight Pneumatic C Reducing coupler for connecting two pipes with different diameters23% Off Generic Plastic Push to Connect Straight Union Pipe Tube Reducer Fitting, 6mm OD x 8mm OD, Reducing Coupler Straight Pneumatic C Reducing coupler for connecting two pipes with different diameterssourcing map sourcing map 10Pcs Plastic Hose Barb Fitting, 1/8" x 5/32" Bulkhead Adapter Union Splicer Mender Pipe Connector with M6 [Package and Size]: Thread Size: M6; Top Diameter: 3mm / 1/8"; Bottom Diameter: 4mm / 5/32"; Barb Length: 14x15.5mm / 0.SENRISE SENRISE Swing Check Valve Check Valve PVC Double Union Solvent Weld Pipe Fittings for Metrric Pressure Pipe (DN32 Φ40 mm ★ Made of high quality PVC-U, which is reliable and durable in useNikovoke 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 capaciAB Tools Steel Female Brake Pipe Union Fittings 5/8" x 18 UNF for 3/8" Brake Pipe 10pc LTWFITTING LTWFITTING 1/4" OD Compression Union,Brass Compression Fitting(Pack of 30) Type: Compression UnionJohn Guest John Guest Acetal Copolymer Tube Fitting Bulkhead Union 1/4 Tube OD (Pack of 10) aikoolwer aikoolwer 3/16 Inch Brake Line Repair Kit Flaring Tool 25 Ft Zinc Line with Fittings 2pcs Union+20pcs Nut Includes Singl 【Complete Brake Line Solution】This all-in-one kit contains zinc-plated brake line multiple fittings and unions plus a flLTWFITTING LTWFITTING 5/8" OD Compression Union,Brass Compression Fitting(Pack of 5) Type: Compression UnionJohn Guest JG Speedfit PEI0220P 1/2-Inch CTS Union Tee NO TOOLS REQUIRED: Push-to-connect fittings provide a simple, quick, reliable, leak-free connection with no tools requirSupply Giant Supply Giant DDNV0012 1/2" Copper Union Fitting with Sweat to Male Threaded Connects Everflow Supplies part number CCMU0012-NLUenede Uenede 4PCS Brass Compression Tube Fitting, Union, 3/8" Tube OD x 3/8" Tube OD Coupler Connector Pipe Fittings 【Product Contains】4PCS 3/8" tube OD x 3/8" tube OD compression tube fittings.Native Union Native Union Ultralight Sleeve – Durable, Lightweight, Sustainable – Made of 100% Recycled Ripstop Fabric – Compatible w COMPATIBILITY: Designed for MacBook Pro 14" (2021 & later) and most 14-inch laptop (≤ L33.6cm x W24.4cm)Pentair Union, Threaded Half, Pent CNCRP/PosiClear RP/Sep Tank HUHAXIXI Elbow 1/8 to 1inch BSP Male Compression Union Fitting, Male to Tube PTFE Coupler Connector 1pc(M12x1.5-8mm) Flexible Application: This elbow fitting provides versatile connections for a variety of piping systems, accommodating dHUHAXIXI Elbow 1/8 to 1inch BSP Male Compression Union Fitting, Male to Tube PTFE Coupler Connector 1pc(1/8 BSP-6.35mm) Flexible Application: This elbow fitting provides versatile connections for a variety of piping systems, accommodating dHUHAXIXI Elbow 1/8 to 1inch BSP Male Compression Union Fitting, Male to Tube PTFE Coupler Connector 1pc(1/4 BSP-6.35mm) Flexible Application: This elbow fitting provides versatile connections for a variety of piping systems, accommodating dHUHAXIXI 1pc Sturdy PTFE Compression Union Fitting, Reducer Plumbing Coupler Connection Leak-Resistance(1/16 inch*1/8 inch) Lightweight: Reduces overall system weight without compromising strengthHUHAXIXI 1pc Sturdy PTFE Compression Union Fitting, Reducer Plumbing Coupler Connection Leak-Resistance(1/8 inch*1/4 inch) Lightweight: Reduces overall system weight without compromising strengthHUHAXIXI 1pc Sturdy PTFE Compression Union Fitting, Reducer Plumbing Coupler Connection Leak-Resistance(4MM*6MM) Lightweight: Reduces overall system weight without compromising strengthHUHAXIXI 1pc Sturdy PTFE Compression Union Fitting, Reducer Plumbing Coupler Connection Leak-Resistance(3MM*6MM) Lightweight: Reduces overall system weight without compromising strengthHUHAXIXI 1pc Sturdy PTFE Compression Union Fitting, Reducer Plumbing Coupler Connection Leak-Resistance(2mm*4mm) Lightweight: Reduces overall system weight without compromising strengthHUHAXIXI Elbow 1/8 to 1inch BSP Male Compression Union Fitting, Male to Tube PTFE Coupler Connector 1pc(3/8 BSP-6.35mm) Flexible Application: This elbow fitting provides versatile connections for a variety of piping systems, accommodating dHUHAXIXI 1pc Sturdy PTFE Compression Union Fitting, Reducer Plumbing Coupler Connection Leak-Resistance(4mm*8mm) Lightweight: Reduces overall system weight without compromising strengthHUHAXIXI Elbow 1/8 to 1inch BSP Male Compression Union Fitting, Male to Tube PTFE Coupler Connector 1pc(1/8 BSP-9.525mm) Flexible Application: This elbow fitting provides versatile connections for a variety of piping systems, accommodating dHUHAXIXI Elbow 1/8 to 1inch BSP Male Compression Union Fitting, Male to Tube PTFE Coupler Connector 1pc(1 NPT-25.4mm) Flexible Application: This elbow fitting provides versatile connections for a variety of piping systems, accommodating dHUHAXIXI Elbow 1/8 to 1inch BSP Male Compression Union Fitting, Male to Tube PTFE Coupler Connector 1pc(1/4 BSP-9.525mm) Flexible Application: This elbow fitting provides versatile connections for a variety of piping systems, accommodating dHUHAXIXI 1pc Sturdy PTFE Compression Union Fitting, Reducer Plumbing Coupler Connection Leak-Resistance(3MM*8MM) Lightweight: Reduces overall system weight without compromising strengthHUHAXIXI Elbow 1/8 to 1inch BSP Male Compression Union Fitting, Male to Tube PTFE Coupler Connector 1pc(1 BSP-25.4mm) Flexible Application: This elbow fitting provides versatile connections for a variety of piping systems, accommodating dHUHAXIXI Elbow 1/8 to 1inch BSP Male Compression Union Fitting, Male to Tube PTFE Coupler Connector 1pc(1/2 BSP-6.35mm) Flexible Application: This elbow fitting provides versatile connections for a variety of piping systems, accommodating dHUHAXIXI Elbow 1/8 to 1inch BSP Male Compression Union Fitting, Male to Tube PTFE Coupler Connector 1pc(3/4 BSP-25.4mm) Flexible Application: This elbow fitting provides versatile connections for a variety of piping systems, accommodating dHUHAXIXI Elbow 1/8 to 1inch BSP Male Compression Union Fitting, Male to Tube PTFE Coupler Connector 1pc(1/2 BSP-25.4mm) Flexible Application: This elbow fitting provides versatile connections for a variety of piping systems, accommodating dHUHAXIXI 1pc Sturdy PTFE Compression Union Fitting, Reducer Plumbing Coupler Connection Leak-Resistance(6MM*8MM) Lightweight: Reduces overall system weight without compromising strengthHUHAXIXI Elbow 1/8 to 1inch BSP Male Compression Union Fitting, Male to Tube PTFE Coupler Connector 1pc(1/4 BSP-12.7mm) Flexible Application: This elbow fitting provides versatile connections for a variety of piping systems, accommodating dHUHAXIXI Elbow 1/8 to 1inch BSP Male Compression Union Fitting, Male to Tube PTFE Coupler Connector 1pc(3/8 BSP-9.525mm) Flexible Application: This elbow fitting provides versatile connections for a variety of piping systems, accommodating dHUHAXIXI Elbow 1/8 to 1inch BSP Male Compression Union Fitting, Male to Tube PTFE Coupler Connector 1pc(1/2 BSP-9.525mm) Flexible Application: This elbow fitting provides versatile connections for a variety of piping systems, accommodating dHUHAXIXI 1pc Sturdy PTFE Compression Union Fitting, Reducer Plumbing Coupler Connection Leak-Resistance(3mm*4mm) Lightweight: Reduces overall system weight without compromising strengthHUHAXIXI 1pc Sturdy PTFE Compression Union Fitting, Reducer Plumbing Coupler Connection Leak-Resistance(3mm*10mm) Lightweight: Reduces overall system weight without compromising strengthHUHAXIXI Elbow 1/8 to 1inch BSP Male Compression Union Fitting, Male to Tube PTFE Coupler Connector 1pc(3/8 BSP-12.7mm) Flexible Application: This elbow fitting provides versatile connections for a variety of piping systems, accommodating d