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Best Choice HALLMERS 
HALLMERS Brass Straight 8mm Barb Hose to 1/2" BSP Male Threaded Barbed Pipe Fitting Connector, Adapter Coupler Reducer C This is a handy brass barbed fitting commonly used to connect lines for air, water, fuel, oil, and inert gases.Best Value HALLMERS 
HALLMERS Brass Straight 16mm Barb Hose to 3/4" BSP Male Threaded Barbed Pipe Fitting Connector, Adapter Coupler Reducer This is a handy brass barbed fitting commonly used to connect lines for air, water, fuel, oil, and inert gases.uxcell 
uxcell Brass Barb Hose Fitting, 90 Degree Elbow 6mm Barbed to 1/8 PT Male Pipe Adapter Connectors 2pcs Product Name: Barb Hose Fitting; Size: 6mm Barb x 1/8 PT MaleHallmers 
HALLMERS Brass Straight 6mm Barb Hose to 1/8" BSP Male Threaded Barbed Pipe Fitting Connector, Adapter Coupler Reducer C This is a handy brass barbed fitting commonly used to connect lines for air, water, fuel, oil, and inert gases.uxcell 
uxcell Brass Barb Hose Fitting, 90 Degree Elbow 6 mm Barbed to 1/4 PT Male Pipe Adapter Connector 2pcs Product Name: Barb Hose Fitting; Size: 6mm Barb x 1/4 PT MaleEMSea 
EMSea 2 Pcs 1/4inch/6mm Brass Barbed Hose Fitting Coupler Connector with 1/4 Inch Male BSP Thread Pipe Nipple Fitting fo This fitting has a 1/4 Inch BSP male thread with a barbed hose tail.HALLMERS 
HALLMERS Brass Straight 12mm 1/2" Barb Hose to 1/2" NPT Male Threaded Barbed Pipe Fitting Connector, Adapter Coupler Red This is a handy brass barbed fitting commonly used to connect lines for air, water, fuel, oil, and inert gases.HALLMERS HALLMERS Brass Straight 25mm Barb Hose to 1/2" BSP Male Threaded Barbed Pipe Fitting Connector, Adapter Coupler Reducer This is a handy brass barbed fitting commonly used to connect lines for air, water, fuel, oil, and inert gases.EMSea EMSea 2PCS 8mm to 1/2 Inch BSP Female Thread Barb Brass Fitting Connectors Hose Barbed Joint Adapter Coupler for Fuel Ai 1/2 Inch BSP internal thread to 8mm barbed hose tail fitting connector.BroLuka 2 Pack Female Straight Push to Connect Fitting, 4mm Tube OD x 1/4 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. CanLEONTOOL LEONTOOL 2 Pieces PVC Barbed Hose Fitting Adapters G1-1/2 Barbed for Industrial Pipes, Portable Water Garden, Kitchen Ho Package Content:2pcs G1-1/2 Inch Barb PVC Pipe Fitting Adapteruxcell uxcell UPVC Barb Hose Fitting, 30mm Barbed G1 Male Thread Pipe Connector Adapter Quick Fittings for Water Fuel Air, Gray Fitting Shape: Straight; Thread Size: G1; Barb Outer Diameter: 30 mm / 1.130 inch; Thread; Length: 17 mm / 0.67 inch; OvMetalwork Metalwork 304 Stainless Steel Forged Hose Barb Fitting 1/4" Barbed x 1/4" NPT Female Threaded Coupler Adapter, 1 Pc Adapter for connecting pipes or hoses of different typesHALLMERS HALLMERS Brass Straight 12mm Barb Hose to 1/2" BSP Male Threaded Barbed Pipe Fitting Connector, Adapter Coupler Reducer This is a handy brass barbed fitting commonly used to connect lines for air, water, fuel, oil, and inert gases.FENGLDX 1/8G Male Threaded to Barbed Fitting 50 Pack Clear PP Hose Connector for Fuel Liquid(1/4inch 6.4mm) Easy to Install: devised for quick and hassle-free installation, for various applications without the need for special tFENGLDX 1/8G Male Threaded to Barbed Fitting 50 Pack Clear PP Hose Connector for Fuel Liquid(1/8inch 3.2mm) Easy to Install: devised for quick and hassle-free installation, for various applications without the need for special tFENGLDX 1/8G Male Threaded to Barbed Fitting 50 Pack Clear PP Hose Connector for Fuel Liquid(5/16inch 7.9mm L-Type) Easy to Install: devised for quick and hassle-free installation, for various applications without the need for special tHallmers HALLMERS M5 x 0.8mm Male to M10 x 1.0mm Female Brass Pipe Reducer Fitting Connector Thread Plumbing Hose, Hex Head Threa 1pc Threaded Pipe AdapterHALLMERS HALLMERS Brass Straight 16mm 5/8" Barb Hose to 3/8" NPT Male Threaded Barbed Pipe Fitting Connector, Adapter Coupler Red This is a handy brass barbed fitting commonly used to connect lines for air, water, fuel, oil, and inert gases.HALLMERS HALLMERS 1/4" BSPT Male to 1/4" NPT Male Brass Pipe Fitting Coupler Thread Plumbing Hose, Hex Threaded Bushing Tubing Ad This is a handy brass barbed fitting commonly used to connect lines for air, water, fuel, oil, and inert gases.HALLMERS HALLMERS 1/2" BSPT Male to 1/4" NPT Female Brass Pipe Fitting Reducer Thread Plumbing Hose, Hex Threaded Bushing Tubing This is a handy brass barbed fitting commonly used to connect lines for air, water, fuel, oil, and inert gases.ZoXureShop 21 PCS Premium Drip Irrigation Fittings Kit. Versatile 1/2" to 1/4" Connectors Ideal for Efficient Watering. Featuring B Comprehensive Watering System: Transform your gardening experience with a 21-piece irrigation kit featuring tees, elbowsEMSea EMSea 2PCS 6mm to 1/2 Inch BSP Female Thread Barb Brass Fitting Connectors Hose Barbed Joint Adapter Coupler for Fuel Ai 1/2 Inch BSP internal thread to 6mm barbed hose tail fitting connector.EMSea EMSea 2 Pcs 6mm to 1/4 Inch BSP Female Thread Barb Brass Fitting Connectors Hose Barbed Joint Adapter Coupler for Fuel A 1/4 Inch BSP internal thread to 6mm barbed hose tail fitting connector.TopHomer 3 Pieces Brass Barbed Garden Hose Fittings 25mm Coupler Connector to 3/4" BSP Male Threaded Hose Adapter 【HIGH QUALITY】The hose fitting connectors are made from high quality brass, rustproof and long service life.HALLMERS HALLMERS 3/8" BSPT Male to 1/4" NPT Female Brass Pipe Fitting Reducer Thread Plumbing Hose, Hex Threaded Bushing Tubing This is a handy brass barbed fitting commonly used to connect lines for air, water, fuel, oil, and inert gases.HALLMERS HALLMERS 1/8" BSP Male to 1/4" BSP Female Brass Pipe Fitting Reducer Thread Plumbing Hose, Hex Bushing Threaded Tubing A This is a handy brass barbed fitting commonly used to connect lines for air, water, fuel, oil, and inert gases.HALLMERS HALLMERS 1/8" BSP Male to 1/4" BSP Male Brass Pipe Fitting Reducer Thread Plumbing Hose, Hex Threaded Bushing Tubing Ada This is a handy brass barbed fitting commonly used to connect lines for air, water, fuel, oil, and inert gases.HALLMERS HALLMERS 1/2" BSP Male to 3/4" BSP Male Brass Pipe Fitting Reducer Thread Plumbing Hose, Hex Threaded Bushing Tubing Ada This is a handy brass barbed fitting commonly used to connect lines for air, water, fuel, oil, and inert gases.uxcell uxcell UPVC Barb Hose Fitting, 3 Pack 30mm Barbed G1 Male Thread Pipe Connector Adapter Quick Fittings for Water Fuel Ai Fitting Shape: Straight; Thread Size: G1; Barb Outer Diameter: 30 mm / 1.130 inch; Thread; Length: 17 mm / 0.67 inch; Ovuxcell uxcell Brass Hose Barb Fitting Straight 12mm x G1/2 Male Thread Pipe Connector with Stainless Steel Hose Clamp, Pack of [Size] - Hose Fitting Size: 12mm Barbed x G1/2 Male Thread; Hose Clamp Range: 9mm to 16mm / 0.35 to 0.63 inchHALLMERS HALLMERS Brass Straight 8mm Barb Hose to 3/4" BSP Male Threaded Barbed Pipe Fitting Connector, Adapter Coupler Reducer C This is a handy brass barbed fitting commonly used to connect lines for air, water, fuel, oil, and inert gases.EMSea 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.HALLMERS HALLMERS 1/4" BSP Male to 1/4" NPT Female Brass Pipe Fitting Connector Thread Plumbing Hose, Hex Head Threaded Tubing Ad 1pc Threaded Pipe Adapter17% Off CESTAME 280 Pcs Barbed Connectors Irrigation Fittings Kit,Drip Irrigation Barbed Connectors 1/4''Tubing Fittings Kit for Flower Easy to storage and install: These irrigation kits have a box, convenient and will not leak easily，just push the tubingKisangel Kisangel 100pcs Drip Irrigation Barbed Hose Connectors, 4/7mm PVC Drip Irrigation Connector for Tubing Garden Vegetable Versatile application: irrigation connectors ideal for vegetable gardens, flower beds, lawns, gardens, farms, home, greeHallmers HALLMERS 3/8" BSP Male to 3/4" BSP Male Brass Pipe Fitting Reducer Thread Plumbing Hose, Hex Threaded Bushing Tubing Ada This is a handy brass barbed fitting commonly used to connect lines for air, water, fuel, oil, and inert gases.HALLMERS HALLMERS 1/4" NPT Male to 1/4" BSP Female Brass Pipe Fitting Connector Thread Plumbing Hose, Hex Head Threaded Tubing Ad 1pc Threaded Pipe AdapterHALLMERS HALLMERS 1/8" BSP Male to 3/8" BSP Male Brass Pipe Fitting Reducer Thread Plumbing Hose, Hex Threaded Bushing Tubing Ada This is a handy brass barbed fitting commonly used to connect lines for air, water, fuel, oil, and inert gases.Hallmers HALLMERS Brass Straight 4mm Barb Hose to 1/8" BSP Male Threaded Barbed Pipe Fitting Connector, Adapter Coupler Reducer C This is a handy brass barbed fitting commonly used to connect lines for air, water, fuel, oil, and inert gases.HALLMERS HALLMERS 3/4" NPT Male to 1/4" NPT Female Brass Pipe Fitting Reducer Thread Plumbing Hose, Hex Threaded Bushing Tubing A This is a handy brass barbed fitting commonly used to connect lines for air, water, fuel, oil, and inert gases.Hallmers HALLMERS 3/4" BSPT Male to 1/4" NPT Female Brass Pipe Fitting Reducer Thread Plumbing Hose, Hex Threaded Bushing Tubing This is a handy brass barbed fitting commonly used to connect lines for air, water, fuel, oil, and inert gases.Generic 2 Pack Stainless Steel Bulkhead Tank Fittings, Double 3/4" GHT Male to 1/2" NPT Female Threaded Garden Hose Bulkhead Wat High Quality Materials: Made from premium stainless steel, which is highly resistant to corrosion and rust.This ensuresHALLMERS HALLMERS 3/8" BSPT Male to 1/8" NPT Female Brass Pipe Fitting Reducer Thread Plumbing Hose, Hex Threaded Bushing Tubing This is a handy brass barbed fitting commonly used to connect lines for air, water, fuel, oil, and inert gases.FENGLDX 25 Pack 1/4G Male Threaded to Barbed Connector PP Reusable Plastic Hose Fittings for Lab Food Machinery(3/8inch) Easy Installation: User-friendly connectors that can be quickly installed and removed, for various applications.FENGLDX 25 Pack 1/4G Male Threaded to Barbed Connector PP Reusable Plastic Hose Fittings for Lab Food Machinery(3/16inch) Easy Installation: User-friendly connectors that can be quickly installed and removed, for various applications.AcbbMNS AcbbMNS 10Pcs Brass Hose Barb Fittings, 1/4" BSP to 10mm Barb Hose Fitting Connector, Barbed Joint Adapter Air Hose Pipe 【Size】10-Pack 1/4 Inch BSP male thread to 10mm barb hose pipe fitting tail connectors.HALLMERS HALLMERS Brass 3/4" BSP Male to 1/4" BSP Female Pipe Fitting Coupler with Hex Head, 15mm Length Threaded Tubing Adapter This is a handy brass barbed fitting commonly used to connect lines for air, water, fuel, oil, and inert gases.HALLMERS HALLMERS 1" NPT Male to 3/4" NPT Female Brass Pipe Fitting Reducer Thread Plumbing Hose, Hex Threaded Bushing Tubing Ada This is a handy brass barbed fitting commonly used to connect lines for air, water, fuel, oil, and inert gases.HALLMERS HALLMERS Brass Straight 19mm Barb Hose to 3/8" BSP Male Threaded Barbed Pipe Fitting Connector, Adapter Coupler Reducer This is a handy brass barbed fitting commonly used to connect lines for air, water, fuel, oil, and inert gases.HALLMERS HALLMERS 1/8" BSPT Male to 1/8" NPT Male Brass Pipe Fitting Coupler Thread Plumbing Hose, Hex Threaded Bushing Tubing Ad This is a handy brass barbed fitting commonly used to connect lines for air, water, fuel, oil, and inert gases.HALLMERS HALLMERS 3/4" BSPT Male to 3/8" NPT Female Brass Pipe Fitting Reducer Thread Plumbing Hose, Hex Threaded Bushing Tubing This is a handy brass barbed fitting commonly used to connect lines for air, water, fuel, oil, and inert gases.HALLMERS HALLMERS 1/4" BSP Male to M10 x 1.0mm Female Brass Pipe Reducer Fitting Connector Thread Plumbing Hose, Hex Head Threade 1pc Threaded Pipe AdapterX AUTOHAUX X AUTOHAUX 2 Pcs 12mm Outer Diameter Barbed to 1/2" BSP Hose Barb Tail Female Thread Adapter Brass Hose Socket Compressi Application for motorcycle, car and truck.Briny River Briny River 4PCS Brass Barb Hose Tail Connectors M6 x 1.0 to 6mm HoseFor Marine Air Fuel Systems One end of the connector is M6 x 1.0 metric thread which can be connected with various compatible equipment without slipHALLMERS HALLMERS 1/4" BSP Male to 3/8" BSP Female Brass Pipe Fitting Reducer Thread Plumbing Hose, Hex Bushing Threaded Tubing A This is a handy brass barbed fitting commonly used to connect lines for air, water, fuel, oil, and inert gases.HALLMERS HALLMERS 3/8" BSP Male to 1/2" BSP Male Brass Pipe Fitting Reducer Thread Plumbing Hose, Hex Threaded Bushing Tubing Ada This is a handy brass barbed fitting commonly used to connect lines for air, water, fuel, oil, and inert gases.HALLMERS HALLMERS M10 x 1.5mm Male to M10 x 1.0mm Female Brass Pipe Reducer Fitting Connector Thread Plumbing Hose, Hex Head Thre 1pc Threaded Pipe AdapterHALLMERS HALLMERS 3/8" NPT Male to 3/8" NPT Female Brass Pipe Fitting Reducer Thread Plumbing Hose, Hex Bushing Threaded Tubing A This is a handy brass barbed fitting commonly used to connect lines for air, water, fuel, oil, and inert gases.TopHomer 2PCS Brass Barb Hose Fitting, 1/2 Inch BSP Female Thread Barbed Tail Hose Pipe Connector Adapter, Garden Hose Coupler Jo Size: There are 8 size hose connector fittings for you to choose from, there are 1/2” and 3/4” BSP male/female thread, sQZWEXAZ 2Pcs White Thickened Pool PVC Fittings, 2" × 1-1/2" Male Thread Barbed Hose Fittings with Good Sealing, Versatile Pool P Size Design: The thread outer diameter is 2in, barb fitting outer diameter is 1-1/2in, fits corresponding inner-diameterHALLMERS HALLMERS 3/8" BSP Male to 3/8" NPT Female Brass Pipe Fitting Connector Thread Plumbing Hose, Hex Head Threaded Tubing Ad 1pc Threaded Pipe AdapterHALLMERS HALLMERS Brass 3/8" BSP Male to 1/8" BSP Female Pipe Fitting Coupler with Hex Head, 12mm Length Threaded Tubing Adapter This is a handy brass barbed fitting commonly used to connect lines for air, water, fuel, oil, and inert gases.HALLMERS HALLMERS 1/8" BSP Male to 1/4" NPT Female Brass Pipe Fitting Connector Thread Plumbing Hose, Hex Head Threaded Tubing Ad 1pc Threaded Pipe AdapterHALLMERS HALLMERS 3/8" BSP Male to M10 x 1.0mm Female Brass Pipe Reducer Fitting Connector Thread Plumbing Hose, Hex Head Threade 1pc Threaded Pipe AdapterSagaSave 2PCS Hose Barb Fitting Elbow, 25mm Barbed, 1" Male, 90 Degree Elbow Stainless Steel Pipe Connector for Air, Water, Oil, Premium Material: Crafted from 304 stainless steel with a thickened design and fine-polished surface, this hose barb elbHallmers HALLMERS 1/4" BSP Male to M12 x 1.25mm Female Brass Pipe Reducer Fitting Connector Thread Plumbing Hose, Hex Head Thread 1pc Threaded Pipe AdapterHALLMERS HALLMERS 1/2" BSP Male to 1" BSP Female Brass Pipe Fitting Reducer Connector Thread Plumbing Hose, Hex Bushing Threaded This is a handy brass barbed fitting commonly used to connect lines for air, water, fuel, oil, and inert gases.Hallmers HALLMERS Brass 1/4" BSP Male to Female 75mm Threaded Straight Pipe Fitting Extension, Adapter Coupler Reducer Converter This is a handy brass pipe extension commonly used to connect lines for air, water, fuel, oil, and inert gases.HALLMERS HALLMERS 3/4" BSP Male to 1" BSP Female Brass Pipe Fitting Reducer Connector Thread Plumbing Hose, Hex Bushing Threaded This is a handy brass barbed fitting commonly used to connect lines for air, water, fuel, oil, and inert gases.HALLMERS HALLMERS Brass 1/4" BSP Male to Female 100mm Threaded Straight Pipe Fitting Extension, Adapter Coupler Reducer Converter This is a handy brass pipe extension commonly used to connect lines for air, water, fuel, oil, and inert gases.HALLMERS HALLMERS M8 x 1.0mm Male to M10 x 1.0mm Female Brass Pipe Reducer Fitting Connector Thread Plumbing Hose, Hex Head Threa 1pc Threaded Pipe AdapterHALLMERS HALLMERS M16 x 1.5mm Male to 3/8" BSP Female Brass Pipe Reducer Fitting Connector Thread Plumbing Hose, Hex Head Threade 1pc Threaded Pipe Adaptersourcing map sourcing map Brass Barbed Fitting 1/4" NPT Female to 5/16" Hose ID for Home Brew Pipe Fitting Direct Thread Connector Du Size - Thread Size: 1/4" NPT, Hose Compatibility: 5/16" Hose ID, Total Length: 1.42 inches, Barbed Length: 0.91 inch, BaLIXIAOTONG 5Pcs 1/2" 3/4" Female Threaded to Barbed Pipe Fittings Garden Water Connectors Irrigation System Accessories(3/4 to 16mm Description:This Pass through Connector is widely used in horticulture irrigation, balcony gardening,garden irrigation aFOGWOWO FOGWOWO Locked Barbed Tee Connectors,1/2 Inch to 1/4 Inch Irrigation Tubing Fittings Kit for (1/2'' ID x 0.60''-0.63'' O 【Package】20Pcs locked barbed tee connectors.Divide 1/2 inch irrigation pipe into another one 1/4 inch tube at the same tHOINCO 21 PCS Drip Irrigation Fittings Kit for 1/2 inch to 1/4 inch Irrigation Tube Anti-Drop Premiun Quality Fitting,Barbed Lo 【1/2 in to 1/4 in Drip Irrigation】You will receive 2 tees, 1 on/off valve, 6 T-connectors, 3 6-way connectors, 2 elbows,HALLMERS HALLMERS M18 x 1.5mm Male to 1/2" BSP Female Brass Pipe Reducer Fitting Connector Thread Plumbing Hose, Hex Head Threade 1pc Threaded Pipe AdapterHALLMERS HALLMERS Brass 10mm Barb to 1/2" BSP Male Thread 90 Degree Elbow Fitting Connector, Threaded Hose Pipe Tubing Connecting This is a handy brass elbow fitting commonly used to connect lines for air, water, fuel, oil, and inert gases.HALLMERS HALLMERS 1/8" NPT Male to 1/8" BSP Female Brass Pipe Fitting Connector Thread Plumbing Hose, Hex Head Threaded Tubing Ad 1pc Threaded Pipe AdapterHALLMERS HALLMERS M22 x 1.5mm Male to 1/2" BSP Female Brass Pipe Reducer Fitting Connector Thread Plumbing Hose, Hex Head Threade 1pc Threaded Pipe AdapterHALLMERS HALLMERS Brass Straight 8mm Barb Hose to 1/8" BSP Male Threaded Barbed Pipe Fitting Connector, Adapter Coupler Reducer C This is a handy brass barbed fitting commonly used to connect lines for air, water, fuel, oil, and inert gases.HALLMERS HALLMERS 1/4" BSP Male to 1/2" BSP Female Brass Pipe Fitting Reducer Thread Plumbing Hose, Hex Bushing Threaded Tubing A This is a handy brass barbed fitting commonly used to connect lines for air, water, fuel, oil, and inert gases.Hallmers HALLMERS Brass Straight 12mm 1/2" Barb Hose to 1/2" NPT Female Threaded Barbed Pipe Fitting Connector, Adapter Coupler R This is a handy brass barbed fitting commonly used to connect lines for air, water, fuel, oil, and inert gases.Hallmers HALLMERS Brass Straight 10mm Barb Hose to 3/8" BSP Male Threaded Barbed Pipe Fitting Connector, Adapter Coupler Reducer This is a handy brass barbed fitting commonly used to connect lines for air, water, fuel, oil, and inert gases.Hallmers HALLMERS Brass Straight 12mm Barb Hose to 1/8" BSP Male Threaded Barbed Pipe Fitting Connector, Adapter Coupler Reducer This is a handy brass barbed fitting commonly used to connect lines for air, water, fuel, oil, and inert gases.Hallmers HALLMERS Brass Straight 19mm Barb Hose to 1/2" BSP Male Threaded Barbed Pipe Fitting Connector, Adapter Coupler Reducer This is a handy brass barbed fitting commonly used to connect lines for air, water, fuel, oil, and inert gases.HALLMERS HALLMERS Brass Straight 10mm Barb Hose to 3/4" BSP Male Threaded Barbed Pipe Fitting Connector, Adapter Coupler Reducer This is a handy brass barbed fitting commonly used to connect lines for air, water, fuel, oil, and inert gases.HALLMERS HALLMERS Brass Straight 6mm 1/4" Barb Hose to 1/2" NPT Male Threaded Barbed Pipe Fitting Connector, Adapter Coupler Redu This is a handy brass barbed fitting commonly used to connect lines for air, water, fuel, oil, and inert gases.HALLMERS HALLMERS Brass Straight 16mm Barb Hose to 1/2" BSP Male Threaded Barbed Pipe Fitting Connector, Adapter Coupler Reducer This is a handy brass barbed fitting commonly used to connect lines for air, water, fuel, oil, and inert gases.Hallmers HALLMERS Brass Straight 6mm Barb Hose to 1/2" BSP Male Threaded Barbed Pipe Fitting Connector, Adapter Coupler Reducer C This is a handy brass barbed fitting commonly used to connect lines for air, water, fuel, oil, and inert gases.HALLMERS HALLMERS Brass Straight 12mm Barb Hose to 3/8" BSP Male Threaded Barbed Pipe Fitting Connector, Adapter Coupler Reducer This is a handy brass barbed fitting commonly used to connect lines for air, water, fuel, oil, and inert gases.Hallmers HALLMERS Brass Straight 14mm Barb Hose to 1/2" BSP Male Threaded Barbed Pipe Fitting Connector, Adapter Coupler Reducer This is a handy brass barbed fitting commonly used to connect lines for air, water, fuel, oil, and inert gases.Hallmers HALLMERS Brass Straight 25mm Barb Hose to 3/4" BSP Male Threaded Barbed Pipe Fitting Connector, Adapter Coupler Reducer This is a handy brass barbed fitting commonly used to connect lines for air, water, fuel, oil, and inert gases.Hallmers HALLMERS Brass Straight 14mm Barb Hose to 3/4" BSP Male Threaded Barbed Pipe Fitting Connector, Adapter Coupler Reducer This is a handy brass barbed fitting commonly used to connect lines for air, water, fuel, oil, and inert gases.HALLMERS HALLMERS Brass Straight 14mm Barb Hose to 1/4" BSP Male Threaded Barbed Pipe Fitting Connector, Adapter Coupler Reducer This is a handy brass barbed fitting commonly used to connect lines for air, water, fuel, oil, and inert gases.X AUTOHAUX X AUTOHAUX 2 Pcs 10mm Outer Diameter Barbed to 1/2" BSP Hose Barb Tail Male Thread Adapter Brass Hose Socket Compression Application for motorcycle, car and truck.HALLMERS HALLMERS Brass Straight 14mm Barb Hose to 3/8" BSP Male Threaded Barbed Pipe Fitting Connector, Adapter Coupler Reducer This is a handy brass barbed fitting commonly used to connect lines for air, water, fuel, oil, and inert gases.Hallmers HALLMERS Brass Straight 8mm 5/16" Barb Hose to 3/8" NPT Male Threaded Barbed Pipe Fitting Connector, Adapter Coupler Red This is a handy brass barbed fitting commonly used to connect lines for air, water, fuel, oil, and inert gases.X AUTOHAUX X AUTOHAUX 2 Pcs 8mm Outer Diameter Barbed to 3/4" BSP Hose Barb Tail Male Thread Adapter Brass Hose Socket Compression Application for motorcycle, car and truck.