Hose Barb Tail 4~25MM Brass Pipe Fitting 1/8" 1/4" 3/8" Pagoda connector BSP Male Connector Joint Coppers Coupler Adapter
https://www.vogueparade.com/shopping/EN/200282142/1/1005003416720722/hose-barb-tail-425mm-brass-pipe-fitting-18-14-38-pagoda-connector-bsp-male-connector-joint-coppers-coupler-adapter//