Brass Pipe Fitting 4mm 6mm 8mm 10mm 12mm Hose Barb Tail 1/8" 1/4" 3/8" BSP Male Connector Joint Coppers Coupler Adapter
https://www.vogueparade.com/shopping/EN/200282142/1/1005003416670635/brass-pipe-fitting-4mm-6mm-8mm-10mm-12mm-hose-barb-tail-18-14-38-bsp-male-connector-joint-coppers-coupler-adapter//