NPT pneumatic quick connector PBT Tee 1/4" 5/16" 3/8" 1/2" inch PU hose American external thread NPT1/8 1/4 3/8 1/2 1/4-N01 N02Home Improvement > Hardware3,47 $ (≈ 3,10 €)4,13 $Auf LagerSold by AliExpress WWZum Shop