6/8/10/12/14/16/19mm Brass Pipe Fitting Hose Barb Tail 1/8" 3/8" 1/4" BSP Male Pagoda Gas Connector Joint Copper Coupler Adapter
https://www.vogueparade.com/shopping/EN/200282142/1/1005003713386518/681012141619mm-brass-pipe-fitting-hose-barb-tail-18-38-14-bsp-male-pagoda-gas-connector-joint-copper-coupler-adapter//