1/8" 1/4" 1/2" 3/4" 1" 1-1/4" 1-1/2" 2" BSP female to female Thread Reducer 304 Stainless Steel Pipe Fitting Connector Adpater
https://www.vogueparade.com/shopping/EN/200282142/1/1005003742946041/18-14-12-34-1-1-14-1-12-2-bsp-female-to-female-thread-reducer-304-stainless-steel-pipe-fitting-connector-adpater//