1/8" 1/4" 3/8" 1/2" 3/4" 1" 1-1/4" 1-1/2" BSP female to female Thread Reducer 304 Stainless Steel Pipe Fitting Connector AdpaterHome Improvement > Plumbing3,11 $ (≈ 2,77 €)Auf LagerSold by AliExpress WWZum Shop