ProduktkatalogBrass Hexagon Coupling Nuts (3/8-24 UNF & 3/8-16 UNC) with Thickened Threads – Copper Hex Joint Sleeves for Mechanical PartsHome Improvement > Hardware17,07 $ (≈ 15,15 €)18,55 $Auf LagerSold by AliExpress WWZum Shop