25mm straight threaded sleeve steel connecting sleeve Φ16/Φ18/Φ20/Φ25/Φ28/Φ32/Φ36/Φ40 national standard steel jointHome Improvement > Hardware1.169,51 $ (≈ 962,45 CHF)1.299,46 $Auf LagerSold by AliExpress WWZum Shop