Pipe Fittings Brass Barb Hose Tail Fitting Fuel Air Gas Water Hose Oil 4mm-16mm to 1/8'' 1/4'' 3/8" Female Thread Copper
https://www.vogueparade.com/shopping/EN/200282142/1/1005002473678471/pipe-fittings-brass-barb-hose-tail-fitting-fuel-air-gas-water-hose-oil-4mm-16mm-to-18-14-38-female-thread-copper//